java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/GeometricalCake.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:16:48,693 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:16:48,695 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:16:48,712 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:16:48,712 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:16:48,714 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:16:48,715 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:16:48,717 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:16:48,718 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:16:48,719 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:16:48,720 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:16:48,720 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:16:48,721 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:16:48,722 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:16:48,727 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:16:48,728 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:16:48,729 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:16:48,739 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:16:48,741 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:16:48,744 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:16:48,745 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:16:48,749 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:16:48,754 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:16:48,754 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:16:48,754 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:16:48,755 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:16:48,757 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:16:48,761 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:16:48,762 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:16:48,763 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:16:48,763 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:16:48,764 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:16:48,764 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:16:48,764 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:16:48,765 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:16:48,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:16:48,766 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-28 11:16:48,792 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:16:48,793 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:16:48,794 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:16:48,794 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:16:48,794 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:16:48,795 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:16:48,795 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:16:48,795 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:16:48,795 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:16:48,795 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:16:48,796 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:16:48,796 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:16:48,796 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:16:48,796 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:16:48,796 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:16:48,797 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:16:48,797 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:16:48,797 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:16:48,797 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:16:48,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:16:48,798 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:16:48,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:16:48,798 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:16:48,798 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:16:48,798 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:16:48,798 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:16:48,799 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:16:48,799 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:16:48,799 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:16:48,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:16:48,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:16:48,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:16:48,866 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:16:48,866 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:16:48,867 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/GeometricalCake.bpl [2018-09-28 11:16:48,867 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/HierarchicalTraceAbstraction/GeometricalCake.bpl' [2018-09-28 11:16:48,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:16:48,926 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:16:48,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:16:48,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:16:48,927 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:16:48,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... [2018-09-28 11:16:48,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... [2018-09-28 11:16:48,967 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-28 11:16:48,968 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-28 11:16:48,968 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-28 11:16:48,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:16:48,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:16:48,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:16:48,971 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:16:48,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... [2018-09-28 11:16:48,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... [2018-09-28 11:16:48,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... [2018-09-28 11:16:48,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... [2018-09-28 11:16:48,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... [2018-09-28 11:16:48,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... [2018-09-28 11:16:48,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... [2018-09-28 11:16:48,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:16:48,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:16:48,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:16:48,996 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:16:48,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:16:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:16:49,082 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-28 11:16:49,082 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-28 11:16:49,082 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-28 11:16:49,231 INFO L350 CfgBuilder]: Using library mode [2018-09-28 11:16:49,232 INFO L202 PluginConnector]: Adding new model GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:16:49 BoogieIcfgContainer [2018-09-28 11:16:49,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:16:49,232 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:16:49,232 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:16:49,241 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:16:49,241 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GeometricalCake.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:16:49" (1/1) ... [2018-09-28 11:16:49,253 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 11:16:49,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-28 11:16:49,292 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-28 11:16:49,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-28 11:16:49,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:49,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:49,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 5 states and 8 transitions. [2018-09-28 11:16:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 8 transitions. [2018-09-28 11:16:49,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-28 11:16:49,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:49,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:50,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 7 states and 16 transitions. [2018-09-28 11:16:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 16 transitions. [2018-09-28 11:16:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:16:50,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:51,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:51,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 10 states and 29 transitions. [2018-09-28 11:16:51,386 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 29 transitions. [2018-09-28 11:16:51,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:16:51,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:51,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:51,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:51,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 11 states and 30 transitions. [2018-09-28 11:16:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 30 transitions. [2018-09-28 11:16:51,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:16:51,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:51,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:51,887 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:52,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:52,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 15 states and 49 transitions. [2018-09-28 11:16:52,993 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 49 transitions. [2018-09-28 11:16:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:16:52,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:53,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:53,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:53,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 16 states and 50 transitions. [2018-09-28 11:16:53,235 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 50 transitions. [2018-09-28 11:16:53,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:16:53,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:53,258 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:53,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:53,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 18 states and 54 transitions. [2018-09-28 11:16:53,626 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 54 transitions. [2018-09-28 11:16:53,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-28 11:16:53,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:53,644 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:53,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:53,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 19 states and 55 transitions. [2018-09-28 11:16:53,959 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 55 transitions. [2018-09-28 11:16:53,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:16:53,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:54,379 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:55,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:55,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 24 states and 80 transitions. [2018-09-28 11:16:55,997 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 80 transitions. [2018-09-28 11:16:55,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:16:55,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:56,018 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:56,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:56,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 25 states and 81 transitions. [2018-09-28 11:16:56,513 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 81 transitions. [2018-09-28 11:16:56,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:16:56,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:56,532 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:57,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:57,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 28 states and 89 transitions. [2018-09-28 11:16:57,340 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 89 transitions. [2018-09-28 11:16:57,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:16:57,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:57,358 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:57,681 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-09-28 11:16:58,227 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2018-09-28 11:16:58,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:58,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 30 states and 92 transitions. [2018-09-28 11:16:58,611 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 92 transitions. [2018-09-28 11:16:58,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:16:58,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:58,628 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:59,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:59,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 32 states and 96 transitions. [2018-09-28 11:16:59,141 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 96 transitions. [2018-09-28 11:16:59,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:16:59,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:59,158 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:59,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 33 states and 97 transitions. [2018-09-28 11:16:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 97 transitions. [2018-09-28 11:16:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:16:59,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:16:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:16:59,606 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:16:59,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:16:59,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 34 states and 98 transitions. [2018-09-28 11:17:00,000 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 98 transitions. [2018-09-28 11:17:00,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:00,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:00,652 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:02,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:03,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 40 states and 127 transitions. [2018-09-28 11:17:03,001 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 127 transitions. [2018-09-28 11:17:03,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:03,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:03,018 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:04,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 44 states and 140 transitions. [2018-09-28 11:17:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 140 transitions. [2018-09-28 11:17:04,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:04,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:04,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:04,155 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:05,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:05,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 47 states and 147 transitions. [2018-09-28 11:17:05,300 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 147 transitions. [2018-09-28 11:17:05,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:05,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:05,315 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:05,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:05,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 48 states and 148 transitions. [2018-09-28 11:17:05,602 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 148 transitions. [2018-09-28 11:17:05,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:05,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:05,616 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:06,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:06,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 51 states and 155 transitions. [2018-09-28 11:17:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 155 transitions. [2018-09-28 11:17:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:06,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:06,813 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:07,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:07,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 53 states and 159 transitions. [2018-09-28 11:17:07,505 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 159 transitions. [2018-09-28 11:17:07,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:07,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:08,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:08,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 54 states and 160 transitions. [2018-09-28 11:17:08,024 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 160 transitions. [2018-09-28 11:17:08,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:08,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:08,039 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:08,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:08,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 55 states and 162 transitions. [2018-09-28 11:17:08,501 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 162 transitions. [2018-09-28 11:17:08,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:08,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:08,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:08,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 56 states and 163 transitions. [2018-09-28 11:17:08,906 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 163 transitions. [2018-09-28 11:17:08,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:08,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:08,919 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:09,235 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-28 11:17:09,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 57 states and 164 transitions. [2018-09-28 11:17:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 164 transitions. [2018-09-28 11:17:09,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:09,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:09,747 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:10,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 59 states and 167 transitions. [2018-09-28 11:17:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 167 transitions. [2018-09-28 11:17:10,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-28 11:17:10,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:10,501 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:11,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 60 states and 168 transitions. [2018-09-28 11:17:11,008 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 168 transitions. [2018-09-28 11:17:11,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:11,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:16,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:16,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 67 states and 203 transitions. [2018-09-28 11:17:16,045 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 203 transitions. [2018-09-28 11:17:16,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:16,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:16,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:16,070 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:17,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 70 states and 210 transitions. [2018-09-28 11:17:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 210 transitions. [2018-09-28 11:17:17,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:17,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:18,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 72 states and 213 transitions. [2018-09-28 11:17:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 213 transitions. [2018-09-28 11:17:18,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:18,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:18,390 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:19,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:19,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 73 states and 214 transitions. [2018-09-28 11:17:19,103 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 214 transitions. [2018-09-28 11:17:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:19,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:21,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 78 states and 230 transitions. [2018-09-28 11:17:21,581 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 230 transitions. [2018-09-28 11:17:21,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:21,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:22,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:22,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 79 states and 231 transitions. [2018-09-28 11:17:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 231 transitions. [2018-09-28 11:17:22,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:22,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:22,111 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:23,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:23,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 82 states and 236 transitions. [2018-09-28 11:17:23,806 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 236 transitions. [2018-09-28 11:17:23,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:23,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:23,817 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:25,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:25,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 86 states and 248 transitions. [2018-09-28 11:17:25,808 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 248 transitions. [2018-09-28 11:17:25,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:25,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:25,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:25,819 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:26,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 87 states and 250 transitions. [2018-09-28 11:17:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 250 transitions. [2018-09-28 11:17:26,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:26,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:26,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:26,339 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:26,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 88 states and 251 transitions. [2018-09-28 11:17:26,840 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 251 transitions. [2018-09-28 11:17:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:26,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:26,850 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:27,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:27,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 90 states and 254 transitions. [2018-09-28 11:17:27,976 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 254 transitions. [2018-09-28 11:17:27,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:27,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:27,986 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:29,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:29,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 93 states and 262 transitions. [2018-09-28 11:17:29,469 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 262 transitions. [2018-09-28 11:17:29,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:29,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:29,480 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 96 states and 268 transitions. [2018-09-28 11:17:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 268 transitions. [2018-09-28 11:17:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:31,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:31,235 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:31,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:31,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 97 states and 269 transitions. [2018-09-28 11:17:31,842 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 269 transitions. [2018-09-28 11:17:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:31,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:32,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:32,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 99 states and 273 transitions. [2018-09-28 11:17:32,829 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 273 transitions. [2018-09-28 11:17:32,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:32,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 100 states and 274 transitions. [2018-09-28 11:17:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 274 transitions. [2018-09-28 11:17:33,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:33,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:33,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:33,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 101 states and 275 transitions. [2018-09-28 11:17:33,994 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 275 transitions. [2018-09-28 11:17:33,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:17:33,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:34,004 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:34,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:34,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 102 states and 276 transitions. [2018-09-28 11:17:34,575 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 276 transitions. [2018-09-28 11:17:34,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:17:34,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:36,495 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:43,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:43,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 110 states and 319 transitions. [2018-09-28 11:17:43,172 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 319 transitions. [2018-09-28 11:17:43,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:17:43,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:43,182 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:47,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:47,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 116 states and 339 transitions. [2018-09-28 11:17:47,298 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 339 transitions. [2018-09-28 11:17:47,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:17:47,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:47,310 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:48,030 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 24 [2018-09-28 11:17:50,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:50,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 120 states and 346 transitions. [2018-09-28 11:17:50,803 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 346 transitions. [2018-09-28 11:17:50,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:17:50,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:50,814 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:53,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:53,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 123 states and 351 transitions. [2018-09-28 11:17:53,039 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 351 transitions. [2018-09-28 11:17:53,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:17:53,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:54,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:54,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 124 states and 352 transitions. [2018-09-28 11:17:54,069 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 352 transitions. [2018-09-28 11:17:54,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:17:54,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:54,080 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:55,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:55,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 126 states and 355 transitions. [2018-09-28 11:17:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 355 transitions. [2018-09-28 11:17:55,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:17:55,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:55,629 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:17:56,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:17:56,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 127 states and 356 transitions. [2018-09-28 11:17:56,306 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 356 transitions. [2018-09-28 11:17:56,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:17:56,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:17:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:17:56,315 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:00,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 132 states and 365 transitions. [2018-09-28 11:18:00,134 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 365 transitions. [2018-09-28 11:18:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:00,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:00,145 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:01,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:01,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 134 states and 369 transitions. [2018-09-28 11:18:01,952 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 369 transitions. [2018-09-28 11:18:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:01,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 137 states and 374 transitions. [2018-09-28 11:18:04,922 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 374 transitions. [2018-09-28 11:18:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:04,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:09,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:09,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 142 states and 390 transitions. [2018-09-28 11:18:09,236 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 390 transitions. [2018-09-28 11:18:09,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:09,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:09,246 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:10,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:10,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 144 states and 393 transitions. [2018-09-28 11:18:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 393 transitions. [2018-09-28 11:18:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:10,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:11,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 145 states and 395 transitions. [2018-09-28 11:18:11,668 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 395 transitions. [2018-09-28 11:18:11,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:11,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:11,678 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:13,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:13,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 147 states and 398 transitions. [2018-09-28 11:18:13,743 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 398 transitions. [2018-09-28 11:18:13,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:13,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:13,753 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:15,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 149 states and 401 transitions. [2018-09-28 11:18:15,356 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 401 transitions. [2018-09-28 11:18:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:15,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:17,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:17,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 151 states and 404 transitions. [2018-09-28 11:18:17,523 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 404 transitions. [2018-09-28 11:18:17,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:17,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:17,532 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:18,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 152 states and 405 transitions. [2018-09-28 11:18:18,354 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 405 transitions. [2018-09-28 11:18:18,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:18,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:18,363 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:20,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:20,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 155 states and 415 transitions. [2018-09-28 11:18:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 415 transitions. [2018-09-28 11:18:20,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:20,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:20,910 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:22,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:22,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 157 states and 419 transitions. [2018-09-28 11:18:22,571 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 419 transitions. [2018-09-28 11:18:22,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:22,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:23,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:23,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 158 states and 420 transitions. [2018-09-28 11:18:23,458 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 420 transitions. [2018-09-28 11:18:23,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:23,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:23,468 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:25,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:25,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 161 states and 428 transitions. [2018-09-28 11:18:25,829 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 428 transitions. [2018-09-28 11:18:25,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:25,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:25,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:25,838 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:26,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 162 states and 429 transitions. [2018-09-28 11:18:26,651 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 429 transitions. [2018-09-28 11:18:26,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:26,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:26,662 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:28,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:28,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 164 states and 433 transitions. [2018-09-28 11:18:28,155 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 433 transitions. [2018-09-28 11:18:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:28,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:28,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 165 states and 434 transitions. [2018-09-28 11:18:28,906 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 434 transitions. [2018-09-28 11:18:28,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-28 11:18:28,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 166 states and 435 transitions. [2018-09-28 11:18:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 435 transitions. [2018-09-28 11:18:29,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:18:29,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:33,373 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:43,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:43,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 173 states and 476 transitions. [2018-09-28 11:18:43,543 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 476 transitions. [2018-09-28 11:18:43,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:18:43,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:50,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:50,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 180 states and 500 transitions. [2018-09-28 11:18:50,834 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 500 transitions. [2018-09-28 11:18:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:18:50,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:50,844 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:18:57,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:18:57,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 186 states and 514 transitions. [2018-09-28 11:18:57,436 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 514 transitions. [2018-09-28 11:18:57,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:18:57,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:18:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:18:57,446 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:00,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:00,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 189 states and 521 transitions. [2018-09-28 11:19:00,518 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 521 transitions. [2018-09-28 11:19:00,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:00,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:02,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 191 states and 524 transitions. [2018-09-28 11:19:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 524 transitions. [2018-09-28 11:19:02,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:02,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:02,824 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:04,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:04,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 193 states and 527 transitions. [2018-09-28 11:19:04,886 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 527 transitions. [2018-09-28 11:19:04,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:04,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:09,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 197 states and 534 transitions. [2018-09-28 11:19:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 534 transitions. [2018-09-28 11:19:09,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:09,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:14,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 201 states and 541 transitions. [2018-09-28 11:19:14,348 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 541 transitions. [2018-09-28 11:19:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:14,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:16,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:16,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 203 states and 544 transitions. [2018-09-28 11:19:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 544 transitions. [2018-09-28 11:19:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:16,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:17,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 204 states and 545 transitions. [2018-09-28 11:19:17,849 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 545 transitions. [2018-09-28 11:19:17,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:17,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:17,858 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:24,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:24,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 210 states and 565 transitions. [2018-09-28 11:19:24,612 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 565 transitions. [2018-09-28 11:19:24,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:24,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:24,622 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:30,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:30,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 215 states and 583 transitions. [2018-09-28 11:19:30,137 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 583 transitions. [2018-09-28 11:19:30,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:30,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:30,147 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:34,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:34,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 219 states and 592 transitions. [2018-09-28 11:19:34,856 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 592 transitions. [2018-09-28 11:19:34,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:34,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:34,866 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:36,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 220 states and 593 transitions. [2018-09-28 11:19:36,295 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 593 transitions. [2018-09-28 11:19:36,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:36,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:36,306 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:37,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 221 states and 594 transitions. [2018-09-28 11:19:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 594 transitions. [2018-09-28 11:19:37,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:37,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:39,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:39,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 223 states and 598 transitions. [2018-09-28 11:19:39,996 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 598 transitions. [2018-09-28 11:19:39,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:39,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:42,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 225 states and 601 transitions. [2018-09-28 11:19:42,812 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 601 transitions. [2018-09-28 11:19:42,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:42,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:42,821 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:46,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 228 states and 606 transitions. [2018-09-28 11:19:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 606 transitions. [2018-09-28 11:19:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:46,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:46,677 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:47,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 229 states and 608 transitions. [2018-09-28 11:19:47,993 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 608 transitions. [2018-09-28 11:19:47,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:47,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:48,002 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:53,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 233 states and 615 transitions. [2018-09-28 11:19:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 615 transitions. [2018-09-28 11:19:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:53,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:53,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:53,728 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:19:56,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:19:56,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 235 states and 618 transitions. [2018-09-28 11:19:56,453 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 618 transitions. [2018-09-28 11:19:56,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:19:56,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:19:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:19:56,462 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:00,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:00,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 238 states and 623 transitions. [2018-09-28 11:20:00,442 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 623 transitions. [2018-09-28 11:20:00,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:00,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:00,450 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:02,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:02,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 240 states and 627 transitions. [2018-09-28 11:20:02,904 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 627 transitions. [2018-09-28 11:20:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:02,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:02,915 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 241 states and 628 transitions. [2018-09-28 11:20:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 628 transitions. [2018-09-28 11:20:04,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:04,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:04,186 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 242 states and 630 transitions. [2018-09-28 11:20:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 630 transitions. [2018-09-28 11:20:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:05,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:05,498 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:06,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:06,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 243 states and 631 transitions. [2018-09-28 11:20:06,851 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 631 transitions. [2018-09-28 11:20:06,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:06,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:06,859 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:13,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 248 states and 640 transitions. [2018-09-28 11:20:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 640 transitions. [2018-09-28 11:20:13,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:13,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:13,959 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:17,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 251 states and 648 transitions. [2018-09-28 11:20:17,558 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 648 transitions. [2018-09-28 11:20:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:17,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:17,568 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:18,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:18,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 252 states and 649 transitions. [2018-09-28 11:20:18,910 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 649 transitions. [2018-09-28 11:20:18,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:18,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:18,919 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:21,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:21,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 254 states and 653 transitions. [2018-09-28 11:20:21,400 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 653 transitions. [2018-09-28 11:20:21,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:21,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:21,409 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:22,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:22,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 255 states and 654 transitions. [2018-09-28 11:20:22,767 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 654 transitions. [2018-09-28 11:20:22,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:22,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:22,777 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:24,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:24,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 256 states and 655 transitions. [2018-09-28 11:20:24,095 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 655 transitions. [2018-09-28 11:20:24,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:20:24,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:24,105 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:28,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:28,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 259 states and 660 transitions. [2018-09-28 11:20:28,376 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 660 transitions. [2018-09-28 11:20:28,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:20:28,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:34,461 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:20:55,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:20:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 269 states and 711 transitions. [2018-09-28 11:20:55,970 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 711 transitions. [2018-09-28 11:20:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:20:55,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:20:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:20:55,983 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:21:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:21:03,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 274 states and 722 transitions. [2018-09-28 11:21:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 722 transitions. [2018-09-28 11:21:03,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:21:03,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:21:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:21:03,712 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:21:10,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:21:10,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 278 states and 729 transitions. [2018-09-28 11:21:10,186 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 729 transitions. [2018-09-28 11:21:10,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-28 11:21:10,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:21:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:21:10,197 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-28 11:21:12,026 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 11:21:12,028 INFO L168 Benchmark]: Toolchain (without parser) took 263104.73 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 628.5 MB. Max. memory is 7.1 GB. [2018-09-28 11:21:12,029 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. [2018-09-28 11:21:12,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.61 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. [2018-09-28 11:21:12,030 INFO L168 Benchmark]: Boogie Preprocessor took 24.49 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. [2018-09-28 11:21:12,030 INFO L168 Benchmark]: RCFGBuilder took 236.29 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: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-09-28 11:21:12,031 INFO L168 Benchmark]: CodeCheck took 262795.15 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 609.5 MB. Max. memory is 7.1 GB. [2018-09-28 11:21:12,034 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1192 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.61 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 24.49 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 236.29 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: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * CodeCheck took 262795.15 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 609.5 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/GeometricalCake.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-21-12-045.csv Completed graceful shutdown