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/doubleLoopUniformIterations.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 12:08:51,922 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 12:08:51,925 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 12:08:51,937 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 12:08:51,938 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 12:08:51,939 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 12:08:51,941 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 12:08:51,943 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 12:08:51,945 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 12:08:51,946 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 12:08:51,947 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 12:08:51,947 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 12:08:51,948 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 12:08:51,949 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 12:08:51,950 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 12:08:51,951 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 12:08:51,952 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 12:08:51,953 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 12:08:51,955 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 12:08:51,957 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 12:08:51,958 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 12:08:51,959 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 12:08:51,962 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 12:08:51,962 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 12:08:51,962 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 12:08:51,963 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 12:08:51,964 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 12:08:51,965 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 12:08:51,966 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 12:08:51,967 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 12:08:51,967 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 12:08:51,968 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 12:08:51,968 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 12:08:51,968 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 12:08:51,969 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 12:08:51,970 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 12:08:51,971 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 12:08:51,986 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 12:08:51,987 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 12:08:51,987 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 12:08:51,988 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 12:08:51,988 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 12:08:51,988 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 12:08:51,989 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 12:08:51,989 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 12:08:51,989 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 12:08:51,989 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 12:08:51,989 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 12:08:51,990 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 12:08:51,990 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 12:08:51,990 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 12:08:51,990 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 12:08:51,990 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 12:08:51,991 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 12:08:51,991 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 12:08:51,991 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 12:08:51,991 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 12:08:51,991 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 12:08:51,992 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 12:08:51,992 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 12:08:51,992 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 12:08:51,992 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 12:08:51,992 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 12:08:51,993 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 12:08:51,993 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 12:08:51,993 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 12:08:51,993 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 12:08:52,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 12:08:52,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 12:08:52,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 12:08:52,065 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 12:08:52,065 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 12:08:52,066 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/doubleLoopUniformIterations.bpl [2018-09-30 12:08:52,066 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/doubleLoopUniformIterations.bpl' [2018-09-30 12:08:52,120 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 12:08:52,123 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 12:08:52,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 12:08:52,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 12:08:52,125 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 12:08:52,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,163 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-30 12:08:52,163 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-30 12:08:52,164 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-30 12:08:52,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 12:08:52,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 12:08:52,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 12:08:52,167 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 12:08:52,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 12:08:52,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 12:08:52,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 12:08:52,189 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 12:08:52,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 12:08:52" (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 12:08:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure Main [2018-09-30 12:08:52,260 INFO L138 BoogieDeclarations]: Found implementation of procedure Main [2018-09-30 12:08:52,553 INFO L345 CfgBuilder]: Using library mode [2018-09-30 12:08:52,554 INFO L202 PluginConnector]: Adding new model doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:08:52 BoogieIcfgContainer [2018-09-30 12:08:52,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 12:08:52,555 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 12:08:52,555 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 12:08:52,567 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 12:08:52,568 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 12:08:52" (1/1) ... [2018-09-30 12:08:52,586 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 12:08:52,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:52,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-30 12:08:52,628 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-30 12:08:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 12:08:52,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:52,768 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 12:08:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:53,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-09-30 12:08:53,251 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-09-30 12:08:53,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 12:08:53,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:53,307 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 12:08:53,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:53,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-09-30 12:08:53,944 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-09-30 12:08:53,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 12:08:53,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:55,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:55,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 15 states and 24 transitions. [2018-09-30 12:08:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 24 transitions. [2018-09-30 12:08:55,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 12:08:55,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:55,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:55,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2018-09-30 12:08:55,780 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2018-09-30 12:08:55,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 12:08:55,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:55,845 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:56,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:56,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2018-09-30 12:08:56,486 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2018-09-30 12:08:56,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 12:08:56,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:56,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:57,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2018-09-30 12:08:57,408 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2018-09-30 12:08:57,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 12:08:57,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:57,532 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 12:08:58,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:58,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-09-30 12:08:58,002 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-09-30 12:08:58,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 12:08:58,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:08:59,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:08:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2018-09-30 12:08:59,286 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-09-30 12:08:59,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 12:08:59,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:08:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:08:59,511 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:00,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:00,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2018-09-30 12:09:00,046 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2018-09-30 12:09:00,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 12:09:00,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:00,132 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:00,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:00,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2018-09-30 12:09:00,762 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2018-09-30 12:09:00,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 12:09:00,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:00,992 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:01,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:01,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2018-09-30 12:09:01,697 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2018-09-30 12:09:01,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 12:09:01,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:01,863 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:02,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:02,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2018-09-30 12:09:02,439 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2018-09-30 12:09:02,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 12:09:02,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:02,572 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:03,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:03,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2018-09-30 12:09:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2018-09-30 12:09:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 12:09:03,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:03,108 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2018-09-30 12:09:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2018-09-30 12:09:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 12:09:03,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:03,913 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:04,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:04,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2018-09-30 12:09:04,352 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2018-09-30 12:09:04,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 12:09:04,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:04,423 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:05,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:05,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2018-09-30 12:09:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2018-09-30 12:09:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 12:09:05,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:05,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2018-09-30 12:09:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2018-09-30 12:09:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 12:09:05,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:06,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2018-09-30 12:09:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2018-09-30 12:09:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 12:09:06,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:07,004 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:07,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:07,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-09-30 12:09:07,738 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-09-30 12:09:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 12:09:07,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:08,336 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:09,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:09,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2018-09-30 12:09:09,356 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2018-09-30 12:09:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 12:09:09,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:09,514 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:10,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:10,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2018-09-30 12:09:10,312 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2018-09-30 12:09:10,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 12:09:10,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:11,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:11,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2018-09-30 12:09:11,231 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2018-09-30 12:09:11,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 12:09:11,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:11,290 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:12,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:12,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-09-30 12:09:12,171 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-09-30 12:09:12,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 12:09:12,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:12,243 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:13,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:13,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-09-30 12:09:13,261 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-09-30 12:09:13,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 12:09:13,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:13,494 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-09-30 12:09:14,593 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-09-30 12:09:14,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 12:09:14,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:14,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:14,662 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:15,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:15,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-09-30 12:09:15,600 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-09-30 12:09:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 12:09:15,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:16,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:16,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2018-09-30 12:09:16,950 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2018-09-30 12:09:16,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 12:09:16,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:17,331 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 66 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:19,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:19,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2018-09-30 12:09:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2018-09-30 12:09:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 12:09:19,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:19,572 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:21,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2018-09-30 12:09:21,125 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2018-09-30 12:09:21,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 12:09:21,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:21,497 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:22,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:22,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 56 states and 87 transitions. [2018-09-30 12:09:22,691 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 87 transitions. [2018-09-30 12:09:22,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 12:09:22,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:22,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:22,771 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:24,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:24,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2018-09-30 12:09:24,173 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2018-09-30 12:09:24,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 12:09:24,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:24,313 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 66 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:26,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:26,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2018-09-30 12:09:26,084 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2018-09-30 12:09:26,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 12:09:26,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:26,527 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 94 transitions. [2018-09-30 12:09:28,177 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 94 transitions. [2018-09-30 12:09:28,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 12:09:28,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:28,247 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 55 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:29,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 97 transitions. [2018-09-30 12:09:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 97 transitions. [2018-09-30 12:09:29,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 12:09:29,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:29,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:30,505 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 55 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:32,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:32,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 63 states and 99 transitions. [2018-09-30 12:09:32,245 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 99 transitions. [2018-09-30 12:09:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 12:09:32,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:32,327 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 66 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:34,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:34,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 64 states and 100 transitions. [2018-09-30 12:09:34,152 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 100 transitions. [2018-09-30 12:09:34,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 12:09:34,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:34,862 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 105 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:37,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 102 transitions. [2018-09-30 12:09:37,688 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 102 transitions. [2018-09-30 12:09:37,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 12:09:37,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:40,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 105 transitions. [2018-09-30 12:09:40,377 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 105 transitions. [2018-09-30 12:09:40,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 12:09:40,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:40,490 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 66 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:42,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:42,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2018-09-30 12:09:42,553 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2018-09-30 12:09:42,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 12:09:42,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:42,653 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 66 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:44,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 70 states and 110 transitions. [2018-09-30 12:09:44,907 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 110 transitions. [2018-09-30 12:09:44,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 12:09:44,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:44,970 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 105 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:48,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:48,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2018-09-30 12:09:48,455 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2018-09-30 12:09:48,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 12:09:48,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:48,745 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:51,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:51,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 73 states and 115 transitions. [2018-09-30 12:09:51,467 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2018-09-30 12:09:51,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 12:09:51,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:51,580 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:54,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 75 states and 118 transitions. [2018-09-30 12:09:54,206 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 118 transitions. [2018-09-30 12:09:54,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 12:09:54,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:09:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:09:57,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 120 transitions. [2018-09-30 12:09:57,077 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2018-09-30 12:09:57,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 12:09:57,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:09:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:09:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 105 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:00,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:00,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 77 states and 122 transitions. [2018-09-30 12:10:00,911 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 122 transitions. [2018-09-30 12:10:00,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 12:10:00,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 153 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:06,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:06,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2018-09-30 12:10:06,269 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2018-09-30 12:10:06,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 12:10:06,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:06,839 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:10,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:10,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 80 states and 127 transitions. [2018-09-30 12:10:10,268 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 127 transitions. [2018-09-30 12:10:10,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 12:10:10,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:10,808 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 91 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:14,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 82 states and 130 transitions. [2018-09-30 12:10:14,173 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2018-09-30 12:10:14,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 12:10:14,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:14,258 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 91 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:17,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:17,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 83 states and 132 transitions. [2018-09-30 12:10:17,812 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2018-09-30 12:10:17,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 12:10:17,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:17,944 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 105 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 133 transitions. [2018-09-30 12:10:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2018-09-30 12:10:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 12:10:21,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 153 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:27,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:27,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2018-09-30 12:10:27,310 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2018-09-30 12:10:27,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 12:10:27,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:27,775 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:32,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:32,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2018-09-30 12:10:32,062 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2018-09-30 12:10:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 12:10:32,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 105 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:36,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:36,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 89 states and 141 transitions. [2018-09-30 12:10:36,458 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2018-09-30 12:10:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 12:10:36,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:36,597 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 105 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:41,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:41,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2018-09-30 12:10:41,041 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2018-09-30 12:10:41,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 12:10:41,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:41,336 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 153 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:47,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 91 states and 145 transitions. [2018-09-30 12:10:48,000 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2018-09-30 12:10:48,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 12:10:48,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:48,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:49,022 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 210 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:10:56,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:10:56,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 92 states and 147 transitions. [2018-09-30 12:10:56,050 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2018-09-30 12:10:56,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 12:10:56,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:10:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:10:56,518 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 12:11:02,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:02,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 94 states and 150 transitions. [2018-09-30 12:11:02,008 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 150 transitions. [2018-09-30 12:11:02,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 12:11:02,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:02,106 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 120 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:07,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 153 transitions. [2018-09-30 12:11:07,421 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2018-09-30 12:11:07,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 12:11:07,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:07,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:07,780 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 120 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:13,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:13,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 97 states and 155 transitions. [2018-09-30 12:11:13,297 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 155 transitions. [2018-09-30 12:11:13,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 12:11:13,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:13,438 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 153 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:20,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 157 transitions. [2018-09-30 12:11:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2018-09-30 12:11:20,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 12:11:20,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:21,252 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 210 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:29,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:29,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 99 states and 159 transitions. [2018-09-30 12:11:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2018-09-30 12:11:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 12:11:29,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:30,473 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:37,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 101 states and 162 transitions. [2018-09-30 12:11:37,234 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 162 transitions. [2018-09-30 12:11:37,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 12:11:37,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:37,384 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 136 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:44,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:44,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 103 states and 165 transitions. [2018-09-30 12:11:44,045 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2018-09-30 12:11:44,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 12:11:44,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:44,196 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 136 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:51,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:51,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 104 states and 167 transitions. [2018-09-30 12:11:51,243 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 167 transitions. [2018-09-30 12:11:51,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 12:11:51,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:51,328 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 153 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:11:58,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:11:58,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 105 states and 168 transitions. [2018-09-30 12:11:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 168 transitions. [2018-09-30 12:11:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 12:11:58,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:11:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:11:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 210 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:12:09,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:12:09,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 106 states and 170 transitions. [2018-09-30 12:12:09,263 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 170 transitions. [2018-09-30 12:12:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 12:12:09,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:12:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:12:10,768 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 276 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:12:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:12:22,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 107 states and 172 transitions. [2018-09-30 12:12:22,027 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2018-09-30 12:12:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 12:12:22,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:12:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:12:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:12:31,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:12:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 109 states and 175 transitions. [2018-09-30 12:12:31,290 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 175 transitions. [2018-09-30 12:12:31,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 12:12:31,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:12:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:12:31,398 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 153 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:12:39,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:12:39,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 111 states and 178 transitions. [2018-09-30 12:12:39,910 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 178 transitions. [2018-09-30 12:12:39,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 12:12:39,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:12:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:12:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 153 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:12:49,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:12:49,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 112 states and 180 transitions. [2018-09-30 12:12:49,293 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 180 transitions. [2018-09-30 12:12:49,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 12:12:49,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:12:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:12:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 210 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:13:02,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:13:02,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 113 states and 182 transitions. [2018-09-30 12:13:02,059 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 182 transitions. [2018-09-30 12:13:02,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 12:13:02,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:13:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:13:02,332 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 276 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 12:13:15,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 12:13:15,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 114 states and 184 transitions. [2018-09-30 12:13:15,544 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 184 transitions. [2018-09-30 12:13:15,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 12:13:15,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 12:13:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 12:13:16,164 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 12:13:26,661 INFO L202 PluginConnector]: Adding new model doubleLoopUniformIterations.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.09 12:13:26 ImpRootNode [2018-09-30 12:13:26,661 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-30 12:13:26,662 INFO L168 Benchmark]: Toolchain (without parser) took 274541.42 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 232.3 MB). Free memory was 1.5 GB in the beginning and 1.0 GB in the end (delta: 455.0 MB). Peak memory consumption was 897.0 MB. Max. memory is 7.1 GB. [2018-09-30 12:13:26,664 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 12:13:26,664 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.82 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 12:13:26,665 INFO L168 Benchmark]: Boogie Preprocessor took 21.88 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 12:13:26,665 INFO L168 Benchmark]: RCFGBuilder took 365.39 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 12:13:26,666 INFO L168 Benchmark]: CodeCheck took 274106.27 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 232.3 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 433.9 MB). Peak memory consumption was 875.9 MB. Max. memory is 7.1 GB. [2018-09-30 12:13:26,669 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResultAtElement [Line: 24]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 24) - TimeoutResultAtElement [Line: 23]: Timeout (CodeCheck) Unable to prove that assertion always holds (line 23) - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 2 error locations. UNKNOWN Result, 274.0s OverallTime, 73 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 1116775952 SDslu, -993940420 SDs, 0 SdLazy, 636104528 SolverSat, 1671997208 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 133.8s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 18.6s InterpolantComputationTime, 1737 NumberOfCodeBlocks, 1737 NumberOfCodeBlocksAsserted, 73 NumberOfCheckSat, 1664 ConstructedInterpolants, 0 QuantifiedInterpolants, 163030 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 73 InterpolantComputations, 3 PerfectInterpolantSequences, 4801/9232 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - GenericResult: Unable to decide if program is safe! Unable to decide if program is safe! * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.82 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 21.88 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 365.39 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 274106.27 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 232.3 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 433.9 MB). Peak memory consumption was 875.9 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/doubleLoopUniformIterations.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-30_12-13-26-681.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/doubleLoopUniformIterations.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_12-13-26-681.csv Completed graceful shutdown