java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 12:07:25,868 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 12:07:25,870 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 12:07:25,885 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 12:07:25,885 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 12:07:25,887 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 12:07:25,888 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 12:07:25,890 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 12:07:25,892 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 12:07:25,894 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 12:07:25,896 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 12:07:25,896 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 12:07:25,897 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 12:07:25,900 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 12:07:25,906 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 12:07:25,907 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 12:07:25,911 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 12:07:25,913 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 12:07:25,917 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 12:07:25,921 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 12:07:25,922 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 12:07:25,924 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 12:07:25,927 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 12:07:25,928 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 12:07:25,928 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 12:07:25,930 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 12:07:25,931 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 12:07:25,932 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 12:07:25,933 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 12:07:25,938 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 12:07:25,938 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 12:07:25,939 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 12:07:25,939 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 12:07:25,940 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 12:07:25,940 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 12:07:25,941 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 12:07:25,941 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 12:07:25,956 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 12:07:25,957 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 12:07:25,957 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 12:07:25,958 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 12:07:25,958 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 12:07:25,958 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 12:07:25,959 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 12:07:25,959 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 12:07:25,959 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 12:07:25,959 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 12:07:25,959 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 12:07:25,960 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 12:07:25,960 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 12:07:25,960 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 12:07:25,960 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 12:07:25,960 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 12:07:25,960 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 12:07:25,961 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 12:07:25,961 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 12:07:25,961 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 12:07:25,961 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 12:07:25,961 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 12:07:25,962 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:07:25,962 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 12:07:25,962 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 12:07:25,962 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 12:07:25,962 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 12:07:25,963 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 12:07:25,963 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 12:07:25,963 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 12:07:26,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 12:07:26,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 12:07:26,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 12:07:26,021 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 12:07:26,021 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 12:07:26,022 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl [2018-09-30 12:07:26,023 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl' [2018-09-30 12:07:26,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 12:07:26,064 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 12:07:26,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 12:07:26,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 12:07:26,065 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 12:07:26,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,100 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 12:07:26,100 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 12:07:26,100 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 12:07:26,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 12:07:26,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 12:07:26,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 12:07:26,103 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 12:07:26,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 12:07:26,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 12:07:26,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 12:07:26,125 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 12:07:26,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:07:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:07:26,207 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-30 12:07:26,207 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-30 12:07:26,208 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-30 12:07:26,434 INFO L345 CfgBuilder]: Using library mode [2018-09-30 12:07:26,435 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:07:26 BoogieIcfgContainer [2018-09-30 12:07:26,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 12:07:26,435 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 12:07:26,436 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 12:07:26,449 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 12:07:26,450 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:07:26" (1/1) ... [2018-09-30 12:07:26,465 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 12:07:26,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:26,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 12:07:26,510 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 12:07:26,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 12:07:26,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:26,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:27,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:27,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 12:07:27,132 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 12:07:27,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 12:07:27,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:27,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:27,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:27,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 8 states and 13 transitions. [2018-09-30 12:07:27,654 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 13 transitions. [2018-09-30 12:07:27,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 12:07:27,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:27,701 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:28,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 9 states and 15 transitions. [2018-09-30 12:07:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 15 transitions. [2018-09-30 12:07:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 12:07:28,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:28,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:28,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-30 12:07:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-30 12:07:28,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 12:07:28,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:28,949 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:29,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 11 states and 19 transitions. [2018-09-30 12:07:29,241 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 19 transitions. [2018-09-30 12:07:29,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 12:07:29,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:29,322 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:29,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:29,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 12 states and 21 transitions. [2018-09-30 12:07:29,549 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2018-09-30 12:07:29,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 12:07:29,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:29,648 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:30,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:30,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-09-30 12:07:30,005 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-09-30 12:07:30,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 12:07:30,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:30,128 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:30,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:30,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 14 states and 25 transitions. [2018-09-30 12:07:30,439 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 25 transitions. [2018-09-30 12:07:30,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 12:07:30,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:30,520 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:31,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:31,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-09-30 12:07:31,352 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-09-30 12:07:31,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 12:07:31,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:31,425 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:31,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:31,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2018-09-30 12:07:31,746 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2018-09-30 12:07:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 12:07:31,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:31,864 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:32,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:32,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2018-09-30 12:07:32,196 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2018-09-30 12:07:32,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 12:07:32,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:32,291 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:32,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:32,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2018-09-30 12:07:32,820 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2018-09-30 12:07:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 12:07:32,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:33,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:33,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 19 states and 35 transitions. [2018-09-30 12:07:33,657 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 35 transitions. [2018-09-30 12:07:33,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 12:07:33,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:33,747 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:34,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:34,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 20 states and 37 transitions. [2018-09-30 12:07:34,294 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 37 transitions. [2018-09-30 12:07:34,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 12:07:34,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:34,413 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:34,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:34,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 21 states and 39 transitions. [2018-09-30 12:07:34,891 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 39 transitions. [2018-09-30 12:07:34,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 12:07:34,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:35,010 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:35,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:35,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2018-09-30 12:07:35,513 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2018-09-30 12:07:35,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 12:07:35,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:35,614 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:35,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:35,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 23 states and 43 transitions. [2018-09-30 12:07:35,969 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 43 transitions. [2018-09-30 12:07:35,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 12:07:35,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:36,347 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:37,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:37,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2018-09-30 12:07:37,151 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2018-09-30 12:07:37,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 12:07:37,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:37,285 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:37,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:37,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2018-09-30 12:07:37,545 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2018-09-30 12:07:37,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 12:07:37,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:37,651 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:37,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-09-30 12:07:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-09-30 12:07:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 12:07:37,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:38,225 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:38,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:38,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 27 states and 51 transitions. [2018-09-30 12:07:38,593 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 51 transitions. [2018-09-30 12:07:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 12:07:38,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:38,821 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:39,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:39,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 28 states and 53 transitions. [2018-09-30 12:07:39,521 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 53 transitions. [2018-09-30 12:07:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 12:07:39,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:40,154 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:40,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 29 states and 55 transitions. [2018-09-30 12:07:40,586 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 55 transitions. [2018-09-30 12:07:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 12:07:40,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:41,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 30 states and 57 transitions. [2018-09-30 12:07:41,128 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 57 transitions. [2018-09-30 12:07:41,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 12:07:41,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:41,228 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:41,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:41,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 31 states and 59 transitions. [2018-09-30 12:07:41,645 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 59 transitions. [2018-09-30 12:07:41,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 12:07:41,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:41,855 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:42,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:42,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2018-09-30 12:07:42,534 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2018-09-30 12:07:42,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 12:07:42,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:42,730 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:43,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2018-09-30 12:07:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2018-09-30 12:07:43,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 12:07:43,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:43,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:43,313 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:44,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:44,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 34 states and 65 transitions. [2018-09-30 12:07:44,010 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2018-09-30 12:07:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 12:07:44,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:45,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 67 transitions. [2018-09-30 12:07:45,299 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2018-09-30 12:07:45,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 12:07:45,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:45,483 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:46,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2018-09-30 12:07:46,376 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2018-09-30 12:07:46,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 12:07:46,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:46,529 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:47,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:47,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2018-09-30 12:07:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2018-09-30 12:07:47,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 12:07:47,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:47,446 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2018-09-30 12:07:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2018-09-30 12:07:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 12:07:48,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:48,587 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:49,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:49,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 75 transitions. [2018-09-30 12:07:49,249 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2018-09-30 12:07:49,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 12:07:49,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:49,757 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:50,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:50,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2018-09-30 12:07:50,634 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2018-09-30 12:07:50,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 12:07:50,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:50,754 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:51,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:51,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 41 states and 79 transitions. [2018-09-30 12:07:51,396 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 79 transitions. [2018-09-30 12:07:51,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 12:07:51,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:51,541 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:52,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:52,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 42 states and 81 transitions. [2018-09-30 12:07:52,310 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2018-09-30 12:07:52,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 12:07:52,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:53,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:53,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2018-09-30 12:07:53,231 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2018-09-30 12:07:53,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 12:07:53,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:54,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:54,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 85 transitions. [2018-09-30 12:07:54,118 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 85 transitions. [2018-09-30 12:07:54,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 12:07:54,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:54,489 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2018-09-30 12:07:55,264 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2018-09-30 12:07:55,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 12:07:55,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:55,395 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:56,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:56,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 46 states and 89 transitions. [2018-09-30 12:07:56,322 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 89 transitions. [2018-09-30 12:07:56,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 12:07:56,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:56,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:56,447 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:57,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 47 states and 91 transitions. [2018-09-30 12:07:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 91 transitions. [2018-09-30 12:07:57,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 12:07:57,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:58,123 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:07:59,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:07:59,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 48 states and 93 transitions. [2018-09-30 12:07:59,055 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 93 transitions. [2018-09-30 12:07:59,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 12:07:59,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:07:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:07:59,293 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:00,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:00,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2018-09-30 12:08:00,271 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2018-09-30 12:08:00,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 12:08:00,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:00,498 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:01,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:01,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 97 transitions. [2018-09-30 12:08:01,629 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 97 transitions. [2018-09-30 12:08:01,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 12:08:01,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:02,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:02,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 99 transitions. [2018-09-30 12:08:02,887 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 99 transitions. [2018-09-30 12:08:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 12:08:02,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:03,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:04,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2018-09-30 12:08:04,439 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2018-09-30 12:08:04,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 12:08:04,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:04,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:05,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:05,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 53 states and 103 transitions. [2018-09-30 12:08:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 103 transitions. [2018-09-30 12:08:05,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 12:08:05,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:06,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:07,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:07,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 54 states and 105 transitions. [2018-09-30 12:08:07,609 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 105 transitions. [2018-09-30 12:08:07,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 12:08:07,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:07,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:08,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:08,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 55 states and 107 transitions. [2018-09-30 12:08:08,999 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 107 transitions. [2018-09-30 12:08:09,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 12:08:09,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:11,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:11,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 56 states and 109 transitions. [2018-09-30 12:08:11,428 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 109 transitions. [2018-09-30 12:08:11,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 12:08:11,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:11,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:13,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:13,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 57 states and 111 transitions. [2018-09-30 12:08:13,022 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 111 transitions. [2018-09-30 12:08:13,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 12:08:13,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:13,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:14,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:14,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 113 transitions. [2018-09-30 12:08:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 113 transitions. [2018-09-30 12:08:14,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 12:08:14,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:14,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:15,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:16,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2018-09-30 12:08:16,674 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2018-09-30 12:08:16,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 12:08:16,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:18,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:18,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2018-09-30 12:08:18,427 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2018-09-30 12:08:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 12:08:18,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:18,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:20,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2018-09-30 12:08:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2018-09-30 12:08:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 12:08:20,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:20,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:22,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2018-09-30 12:08:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2018-09-30 12:08:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 12:08:22,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:22,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:24,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:24,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 63 states and 123 transitions. [2018-09-30 12:08:24,150 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 123 transitions. [2018-09-30 12:08:24,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 12:08:24,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:24,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:26,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:26,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 64 states and 125 transitions. [2018-09-30 12:08:26,205 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 125 transitions. [2018-09-30 12:08:26,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 12:08:26,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:30,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2018-09-30 12:08:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2018-09-30 12:08:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 12:08:30,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:30,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:32,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 129 transitions. [2018-09-30 12:08:32,898 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 129 transitions. [2018-09-30 12:08:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 12:08:32,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:36,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:36,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 67 states and 131 transitions. [2018-09-30 12:08:36,842 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 131 transitions. [2018-09-30 12:08:36,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 12:08:36,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:39,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:39,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2018-09-30 12:08:39,170 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2018-09-30 12:08:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 12:08:39,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:40,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:49,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:49,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 135 transitions. [2018-09-30 12:08:49,421 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 135 transitions. [2018-09-30 12:08:49,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 12:08:49,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:50,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:52,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:52,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 70 states and 137 transitions. [2018-09-30 12:08:52,444 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 137 transitions. [2018-09-30 12:08:52,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 12:08:52,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:52,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:55,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 71 states and 139 transitions. [2018-09-30 12:08:55,085 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 139 transitions. [2018-09-30 12:08:55,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 12:08:55,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:55,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:57,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:57,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2018-09-30 12:08:57,718 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2018-09-30 12:08:57,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 12:08:57,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:57,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:57,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:00,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:00,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2018-09-30 12:09:00,359 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2018-09-30 12:09:00,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 12:09:00,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:00,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:03,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2018-09-30 12:09:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2018-09-30 12:09:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 12:09:03,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:03,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:05,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:05,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2018-09-30 12:09:05,936 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2018-09-30 12:09:05,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 12:09:05,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:06,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:08,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2018-09-30 12:09:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2018-09-30 12:09:08,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 12:09:08,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:09,173 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:11,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:11,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 77 states and 151 transitions. [2018-09-30 12:09:11,991 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 151 transitions. [2018-09-30 12:09:11,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 12:09:11,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:12,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:15,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:15,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2018-09-30 12:09:15,269 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2018-09-30 12:09:15,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 12:09:15,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:15,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:18,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:18,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 79 states and 155 transitions. [2018-09-30 12:09:18,572 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 155 transitions. [2018-09-30 12:09:18,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 12:09:18,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:21,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:21,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 80 states and 157 transitions. [2018-09-30 12:09:21,891 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2018-09-30 12:09:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 12:09:21,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:22,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:25,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:25,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 81 states and 159 transitions. [2018-09-30 12:09:25,327 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 159 transitions. [2018-09-30 12:09:25,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 12:09:25,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:25,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:28,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:28,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 82 states and 161 transitions. [2018-09-30 12:09:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 161 transitions. [2018-09-30 12:09:28,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 12:09:28,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:29,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:32,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:32,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 83 states and 163 transitions. [2018-09-30 12:09:32,358 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 163 transitions. [2018-09-30 12:09:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 12:09:32,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:32,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:35,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:35,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 84 states and 165 transitions. [2018-09-30 12:09:35,971 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 165 transitions. [2018-09-30 12:09:35,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 12:09:35,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:36,206 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:39,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:39,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2018-09-30 12:09:39,910 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2018-09-30 12:09:39,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 12:09:39,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:40,527 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:44,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:44,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 86 states and 169 transitions. [2018-09-30 12:09:44,176 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 169 transitions. [2018-09-30 12:09:44,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 12:09:44,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:44,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:48,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:48,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 87 states and 171 transitions. [2018-09-30 12:09:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 171 transitions. [2018-09-30 12:09:48,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 12:09:48,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:48,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 88 states and 173 transitions. [2018-09-30 12:09:52,486 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 173 transitions. [2018-09-30 12:09:52,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 12:09:52,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:56,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:56,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 89 states and 175 transitions. [2018-09-30 12:09:56,563 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2018-09-30 12:09:56,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 12:09:56,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:00,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:00,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 90 states and 177 transitions. [2018-09-30 12:10:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 177 transitions. [2018-09-30 12:10:00,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 12:10:00,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:00,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:01,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:05,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:05,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2018-09-30 12:10:05,239 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2018-09-30 12:10:05,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 12:10:05,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:09,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:09,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2018-09-30 12:10:09,720 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2018-09-30 12:10:09,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 12:10:09,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:09,989 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:14,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:14,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2018-09-30 12:10:14,243 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2018-09-30 12:10:14,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 12:10:14,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:14,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:18,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:18,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 94 states and 185 transitions. [2018-09-30 12:10:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 185 transitions. [2018-09-30 12:10:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 12:10:18,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:19,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:23,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:23,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 95 states and 187 transitions. [2018-09-30 12:10:23,678 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 187 transitions. [2018-09-30 12:10:23,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 12:10:23,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:24,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:28,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 96 states and 189 transitions. [2018-09-30 12:10:28,709 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 189 transitions. [2018-09-30 12:10:28,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 12:10:28,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:29,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:33,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 97 states and 191 transitions. [2018-09-30 12:10:33,741 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 191 transitions. [2018-09-30 12:10:33,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 12:10:33,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:38,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:38,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 98 states and 193 transitions. [2018-09-30 12:10:38,847 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 193 transitions. [2018-09-30 12:10:38,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 12:10:38,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:39,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:44,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:44,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2018-09-30 12:10:44,114 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2018-09-30 12:10:44,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 12:10:44,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:49,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2018-09-30 12:10:49,454 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2018-09-30 12:10:49,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 12:10:49,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:49,825 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:54,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:54,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 101 states and 199 transitions. [2018-09-30 12:10:54,957 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 199 transitions. [2018-09-30 12:10:54,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 12:10:54,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:54,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:55,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:00,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:00,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 102 states and 201 transitions. [2018-09-30 12:11:00,582 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 201 transitions. [2018-09-30 12:11:00,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 12:11:00,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:00,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2018-09-30 12:11:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2018-09-30 12:11:06,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 12:11:06,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:06,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:12,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:12,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 104 states and 205 transitions. [2018-09-30 12:11:12,275 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 205 transitions. [2018-09-30 12:11:12,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 12:11:12,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:12,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:18,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 105 states and 207 transitions. [2018-09-30 12:11:18,402 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 207 transitions. [2018-09-30 12:11:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 12:11:18,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:18,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:24,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:24,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 106 states and 209 transitions. [2018-09-30 12:11:24,546 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 209 transitions. [2018-09-30 12:11:24,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 12:11:24,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:24,876 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:30,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 107 states and 211 transitions. [2018-09-30 12:11:30,839 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 211 transitions. [2018-09-30 12:11:30,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 12:11:30,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:31,249 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:37,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 213 transitions. [2018-09-30 12:11:37,298 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 213 transitions. [2018-09-30 12:11:37,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 12:11:37,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:37,639 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 12:11:43,865 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 12:11:43 ImpRootNode [2018-09-30 12:11:43,866 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 12:11:43,867 INFO L168 Benchmark]: Toolchain (without parser) took 257804.52 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 87.0 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 196.1 MB). Peak memory consumption was 283.2 MB. Max. memory is 7.1 GB. [2018-09-30 12:11:43,868 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. [2018-09-30 12:11:43,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.03 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. [2018-09-30 12:11:43,869 INFO L168 Benchmark]: Boogie Preprocessor took 21.22 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. [2018-09-30 12:11:43,870 INFO L168 Benchmark]: RCFGBuilder took 310.28 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. [2018-09-30 12:11:43,870 INFO L168 Benchmark]: CodeCheck took 257430.22 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 87.0 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 175.0 MB). Peak memory consumption was 262.0 MB. Max. memory is 7.1 GB. [2018-09-30 12:11:43,873 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 25]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 25) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. UNKNOWN Result, 257.3s OverallTime, 103 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, -12 SolverSat, -8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 103.6s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 29.2s InterpolantComputationTime, 5562 NumberOfCodeBlocks, 5562 NumberOfCodeBlocksAsserted, 103 NumberOfCheckSat, 5459 ConstructedInterpolants, 0 QuantifiedInterpolants, 1869141 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 103 InterpolantComputations, 1 PerfectInterpolantSequences, 0/182104 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 38.03 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 21.22 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 310.28 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 257430.22 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 87.0 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 175.0 MB). Peak memory consumption was 262.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-30_12-11-43-886.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_12-11-43-886.csv Completed graceful shutdown