java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:11:50,843 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:11:50,845 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:11:50,859 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:11:50,859 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:11:50,860 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:11:50,862 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:11:50,864 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:11:50,866 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:11:50,867 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:11:50,868 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:11:50,868 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:11:50,871 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:11:50,872 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:11:50,873 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:11:50,874 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:11:50,875 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:11:50,878 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:11:50,883 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:11:50,885 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:11:50,886 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:11:50,889 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:11:50,895 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:11:50,895 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:11:50,896 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:11:50,898 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:11:50,899 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:11:50,900 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:11:50,901 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:11:50,904 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:11:50,904 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:11:50,906 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:11:50,906 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:11:50,906 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:11:50,907 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:11:50,908 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:11:50,908 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 [2018-09-26 22:11:50,929 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:11:50,929 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:11:50,930 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:11:50,930 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:11:50,931 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:11:50,931 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:11:50,931 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:11:50,932 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:11:50,932 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:11:50,932 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:11:50,932 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:11:50,932 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:11:50,932 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:11:50,933 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:11:50,933 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:11:50,933 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:11:50,933 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:11:50,933 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:11:50,934 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:11:50,934 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:11:50,934 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:11:50,934 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:11:50,934 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:11:50,935 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:11:50,935 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:11:50,935 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:11:50,935 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:11:50,935 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:11:50,936 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:11:50,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:11:51,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:11:51,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:11:51,009 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:11:51,009 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:11:51,010 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl [2018-09-26 22:11:51,011 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl' [2018-09-26 22:11:51,067 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:11:51,070 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:11:51,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:11:51,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:11:51,071 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:11:51,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:11:51,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:11:51,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:11:51,115 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:11:51,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:11:51,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:11:51,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:11:51,136 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:11:51,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:11:51" (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 [2018-09-26 22:11:51,218 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 22:11:51,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 22:11:51,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 22:11:51,489 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 22:11:51,489 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:11:51 BoogieIcfgContainer [2018-09-26 22:11:51,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:11:51,490 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:11:51,490 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:11:51,503 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:11:51,503 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:11:51" (1/1) ... [2018-09-26 22:11:51,516 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:11:51,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:51,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-26 22:11:51,559 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-26 22:11:51,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 22:11:51,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:51,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:51,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-26 22:11:51,998 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-26 22:11:51,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 22:11:51,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:52,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:52,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:52,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-26 22:11:52,762 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-26 22:11:52,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-26 22:11:52,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:53,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:53,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-09-26 22:11:53,597 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-09-26 22:11:53,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-26 22:11:53,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:53,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:53,735 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:54,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:54,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-09-26 22:11:54,023 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-09-26 22:11:54,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-26 22:11:54,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:54,181 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:54,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:54,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-09-26 22:11:54,740 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-09-26 22:11:54,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-26 22:11:54,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:54,912 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:55,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:55,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-09-26 22:11:55,411 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-09-26 22:11:55,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-26 22:11:55,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:55,540 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:55,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:55,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-09-26 22:11:55,877 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-09-26 22:11:55,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-26 22:11:55,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:56,113 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:56,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:56,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-09-26 22:11:56,611 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-09-26 22:11:56,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:11:56,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:56,763 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:11:57,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:11:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-09-26 22:11:57,145 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-09-26 22:11:57,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-26 22:11:57,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:11:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:11:57,344 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:00,425 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-09-26 22:12:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:00,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-09-26 22:12:00,560 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-09-26 22:12:00,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-26 22:12:00,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:01,021 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:01,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-26 22:12:01,442 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-26 22:12:01,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-26 22:12:01,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:01,850 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:02,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:02,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-09-26 22:12:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-09-26 22:12:02,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-26 22:12:02,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:03,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-09-26 22:12:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-09-26 22:12:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-26 22:12:03,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:03,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:03,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-09-26 22:12:03,817 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-09-26 22:12:03,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:12:03,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:04,008 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:04,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:04,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-09-26 22:12:04,955 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-09-26 22:12:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:12:04,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:05,195 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-09-26 22:12:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-09-26 22:12:05,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:12:05,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:06,326 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:07,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-09-26 22:12:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-09-26 22:12:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:12:07,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:08,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:08,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-09-26 22:12:08,564 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-09-26 22:12:08,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:12:08,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:08,760 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:09,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:09,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-09-26 22:12:09,480 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-09-26 22:12:09,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:12:09,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:10,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-09-26 22:12:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-09-26 22:12:10,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:12:10,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:10,678 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-09-26 22:12:11,359 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-09-26 22:12:11,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:12:11,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:12,343 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:13,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:13,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-09-26 22:12:13,105 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-09-26 22:12:13,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:12:13,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:13,675 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:14,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:14,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-09-26 22:12:14,428 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-09-26 22:12:14,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:12:14,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:14,812 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:15,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-09-26 22:12:15,934 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-09-26 22:12:15,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:12:15,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:16,209 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-09-26 22:12:16,921 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-09-26 22:12:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:12:16,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:16,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:17,201 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:17,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:17,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-09-26 22:12:17,939 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-09-26 22:12:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:12:17,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:18,702 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:19,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-09-26 22:12:19,498 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-09-26 22:12:19,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:12:19,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:19,854 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:21,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:21,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-09-26 22:12:21,079 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-09-26 22:12:21,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:12:21,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:21,421 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:22,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:22,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-09-26 22:12:22,418 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-09-26 22:12:22,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:12:22,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:23,630 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:24,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:24,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-09-26 22:12:24,476 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-09-26 22:12:24,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:12:24,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:26,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:26,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-09-26 22:12:26,112 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-09-26 22:12:26,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-26 22:12:26,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:26,487 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:27,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:27,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-09-26 22:12:27,372 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-09-26 22:12:27,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-26 22:12:27,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:27,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:29,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:29,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-09-26 22:12:29,112 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-09-26 22:12:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-26 22:12:29,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:30,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:30,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-09-26 22:12:30,780 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-09-26 22:12:30,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-26 22:12:30,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:31,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:32,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:32,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-09-26 22:12:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-09-26 22:12:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-26 22:12:32,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-09-26 22:12:33,546 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-09-26 22:12:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-26 22:12:33,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:34,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-09-26 22:12:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-09-26 22:12:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-26 22:12:34,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:35,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-09-26 22:12:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-09-26 22:12:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-26 22:12:36,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:37,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:38,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:38,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-09-26 22:12:38,744 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-09-26 22:12:38,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-26 22:12:38,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:39,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-09-26 22:12:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-09-26 22:12:40,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-26 22:12:40,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:41,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:42,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-09-26 22:12:42,636 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-09-26 22:12:42,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-26 22:12:42,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:45,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:45,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-09-26 22:12:45,297 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-09-26 22:12:45,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-26 22:12:45,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:46,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:47,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:47,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-09-26 22:12:47,290 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-09-26 22:12:47,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-26 22:12:47,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:48,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:49,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:49,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-09-26 22:12:49,334 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-09-26 22:12:49,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-26 22:12:49,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:50,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:51,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:51,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-09-26 22:12:51,569 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-09-26 22:12:51,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-26 22:12:51,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:56,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:57,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:57,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-09-26 22:12:57,479 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-09-26 22:12:57,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-26 22:12:57,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:12:58,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:12:59,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:12:59,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-09-26 22:12:59,369 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-09-26 22:12:59,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-26 22:12:59,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:12:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-09-26 22:13:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-09-26 22:13:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-26 22:13:02,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:04,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:04,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-09-26 22:13:04,233 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-09-26 22:13:04,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-26 22:13:04,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:06,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:06,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-09-26 22:13:06,672 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-09-26 22:13:06,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-26 22:13:06,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:07,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:11,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:11,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 160 transitions. [2018-09-26 22:13:11,693 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-09-26 22:13:11,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-26 22:13:11,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:22,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:13:33,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:13:33,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-09-26 22:13:33,580 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-09-26 22:13:33,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-26 22:13:33,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:13:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:13:44,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:06,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 201 transitions. [2018-09-26 22:14:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2018-09-26 22:14:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-26 22:14:06,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:08,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:11,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:11,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 149 states and 203 transitions. [2018-09-26 22:14:11,282 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2018-09-26 22:14:11,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-26 22:14:11,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:13,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2018-09-26 22:14:16,731 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2018-09-26 22:14:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-26 22:14:16,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:19,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:22,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2018-09-26 22:14:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2018-09-26 22:14:22,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-26 22:14:22,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:24,639 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:28,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:28,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 155 states and 209 transitions. [2018-09-26 22:14:28,099 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2018-09-26 22:14:28,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-26 22:14:28,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:30,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:33,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:33,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2018-09-26 22:14:33,601 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2018-09-26 22:14:33,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-26 22:14:33,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:35,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:39,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:39,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-09-26 22:14:39,520 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-09-26 22:14:39,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-26 22:14:39,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:45,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2018-09-26 22:14:45,872 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2018-09-26 22:14:45,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-26 22:14:45,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:47,814 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:52,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2018-09-26 22:14:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2018-09-26 22:14:52,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-26 22:14:52,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:14:54,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:14:59,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:14:59,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2018-09-26 22:14:59,467 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2018-09-26 22:14:59,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-26 22:14:59,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:14:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:01,744 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:06,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2018-09-26 22:15:06,556 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2018-09-26 22:15:06,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-26 22:15:06,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:08,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:15:13,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:15:13,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2018-09-26 22:15:13,708 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2018-09-26 22:15:13,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-26 22:15:13,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:15:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-26 22:15:50,748 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-26 22:15:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:15:50,852 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-26 22:15:50,882 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-26 22:15:50,883 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:15:50,886 INFO L168 Benchmark]: Toolchain (without parser) took 239818.18 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 292.3 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-09-26 22:15:50,887 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:15:50,887 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.33 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. [2018-09-26 22:15:50,888 INFO L168 Benchmark]: Boogie Preprocessor took 20.49 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. [2018-09-26 22:15:50,888 INFO L168 Benchmark]: RCFGBuilder took 354.67 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:15:50,889 INFO L168 Benchmark]: CodeCheck took 239394.47 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 271.2 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-09-26 22:15:50,893 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 TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1038 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.33 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 20.49 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 354.67 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 239394.47 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 271.2 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-15-50-905.csv Completed graceful shutdown