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/down.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 12:31:04,048 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 12:31:04,050 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 12:31:04,062 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 12:31:04,063 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 12:31:04,064 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 12:31:04,065 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 12:31:04,067 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 12:31:04,068 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 12:31:04,069 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 12:31:04,070 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 12:31:04,070 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 12:31:04,071 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 12:31:04,074 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 12:31:04,075 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 12:31:04,076 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 12:31:04,081 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 12:31:04,083 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 12:31:04,088 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 12:31:04,092 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 12:31:04,093 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 12:31:04,095 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 12:31:04,099 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 12:31:04,101 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 12:31:04,101 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 12:31:04,102 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 12:31:04,103 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 12:31:04,104 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 12:31:04,105 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 12:31:04,106 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 12:31:04,106 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 12:31:04,106 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 12:31:04,107 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 12:31:04,107 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 12:31:04,108 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 12:31:04,108 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 12:31:04,109 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-02 12:31:04,128 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 12:31:04,129 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 12:31:04,130 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 12:31:04,130 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 12:31:04,130 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 12:31:04,131 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 12:31:04,131 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 12:31:04,131 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 12:31:04,131 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 12:31:04,131 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 12:31:04,132 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 12:31:04,132 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 12:31:04,132 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 12:31:04,132 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 12:31:04,132 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 12:31:04,133 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 12:31:04,133 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 12:31:04,133 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 12:31:04,133 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 12:31:04,133 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 12:31:04,134 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 12:31:04,134 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:31:04,134 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 12:31:04,134 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 12:31:04,134 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 12:31:04,135 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 12:31:04,135 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 12:31:04,135 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 12:31:04,135 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 12:31:04,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 12:31:04,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 12:31:04,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 12:31:04,215 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 12:31:04,215 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 12:31:04,216 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl [2018-10-02 12:31:04,217 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl' [2018-10-02 12:31:04,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 12:31:04,270 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 12:31:04,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 12:31:04,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 12:31:04,271 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 12:31:04,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 12:31:04,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 12:31:04,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 12:31:04,312 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 12:31:04,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 12:31:04,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 12:31:04,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 12:31:04,333 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 12:31:04,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 12:31:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 12:31:04,394 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-02 12:31:04,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-02 12:31:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-02 12:31:04,784 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-02 12:31:04,784 INFO L202 PluginConnector]: Adding new model down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:31:04 BoogieIcfgContainer [2018-10-02 12:31:04,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 12:31:04,785 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 12:31:04,785 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 12:31:04,798 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 12:31:04,799 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 12:31:04" (1/1) ... [2018-10-02 12:31:04,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-02 12:31:04,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:04,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-02 12:31:04,860 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-02 12:31:04,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-02 12:31:04,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:05,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:05,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:05,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-10-02 12:31:05,336 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-10-02 12:31:05,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 12:31:05,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:06,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:06,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-10-02 12:31:06,641 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-10-02 12:31:06,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 12:31:06,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:06,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:07,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:07,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-10-02 12:31:07,460 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-10-02 12:31:07,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-02 12:31:07,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:07,558 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:08,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-10-02 12:31:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-10-02 12:31:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-02 12:31:08,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:08,411 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:08,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-02 12:31:08,967 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-02 12:31:08,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 12:31:08,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:09,186 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:09,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:09,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-10-02 12:31:09,797 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-10-02 12:31:09,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 12:31:09,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 23 states and 47 transitions. [2018-10-02 12:31:11,035 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 47 transitions. [2018-10-02 12:31:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-02 12:31:11,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:13,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:13,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 25 states and 50 transitions. [2018-10-02 12:31:13,201 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 50 transitions. [2018-10-02 12:31:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-02 12:31:13,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:13,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:13,893 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:15,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 28 states and 60 transitions. [2018-10-02 12:31:15,147 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 60 transitions. [2018-10-02 12:31:15,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 12:31:15,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:15,270 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:16,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 30 states and 63 transitions. [2018-10-02 12:31:16,349 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 63 transitions. [2018-10-02 12:31:16,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 12:31:16,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:16,538 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:17,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:17,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 33 states and 74 transitions. [2018-10-02 12:31:17,415 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 74 transitions. [2018-10-02 12:31:17,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-02 12:31:17,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:17,576 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:18,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:18,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 35 states and 77 transitions. [2018-10-02 12:31:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 77 transitions. [2018-10-02 12:31:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-02 12:31:18,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:18,635 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 42 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:19,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:19,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 38 states and 89 transitions. [2018-10-02 12:31:19,551 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 89 transitions. [2018-10-02 12:31:19,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 12:31:19,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:19,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:19,714 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:20,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:20,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 40 states and 92 transitions. [2018-10-02 12:31:20,848 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 92 transitions. [2018-10-02 12:31:20,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 12:31:20,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:20,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:21,312 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 56 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:22,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:22,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 43 states and 105 transitions. [2018-10-02 12:31:22,616 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2018-10-02 12:31:22,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-02 12:31:22,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 36 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:24,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 45 states and 108 transitions. [2018-10-02 12:31:24,123 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 108 transitions. [2018-10-02 12:31:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-02 12:31:24,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:24,420 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 72 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:25,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:25,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 48 states and 122 transitions. [2018-10-02 12:31:25,715 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 122 transitions. [2018-10-02 12:31:25,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 12:31:25,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:26,350 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 45 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 50 states and 125 transitions. [2018-10-02 12:31:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 125 transitions. [2018-10-02 12:31:27,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 12:31:27,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:27,908 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 90 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:29,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:29,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 53 states and 140 transitions. [2018-10-02 12:31:29,279 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 140 transitions. [2018-10-02 12:31:29,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-02 12:31:29,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:30,271 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 55 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:31,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 55 states and 143 transitions. [2018-10-02 12:31:31,891 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 143 transitions. [2018-10-02 12:31:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-02 12:31:31,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:32,204 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 110 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:33,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 58 states and 159 transitions. [2018-10-02 12:31:33,741 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 159 transitions. [2018-10-02 12:31:33,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 12:31:33,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 66 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:35,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:35,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 60 states and 162 transitions. [2018-10-02 12:31:35,529 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 162 transitions. [2018-10-02 12:31:35,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 12:31:35,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:36,716 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 132 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:38,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 63 states and 179 transitions. [2018-10-02 12:31:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 179 transitions. [2018-10-02 12:31:38,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-02 12:31:38,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:39,205 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 78 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:40,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 65 states and 182 transitions. [2018-10-02 12:31:40,704 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 182 transitions. [2018-10-02 12:31:40,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-02 12:31:40,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:41,106 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 156 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:43,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:43,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 68 states and 200 transitions. [2018-10-02 12:31:43,172 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 200 transitions. [2018-10-02 12:31:43,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 12:31:43,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:43,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:43,638 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 91 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:45,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:45,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 70 states and 203 transitions. [2018-10-02 12:31:45,276 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 203 transitions. [2018-10-02 12:31:45,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 12:31:45,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:45,729 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 182 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:47,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:47,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 73 states and 222 transitions. [2018-10-02 12:31:47,876 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 222 transitions. [2018-10-02 12:31:47,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-02 12:31:47,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 105 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 75 states and 225 transitions. [2018-10-02 12:31:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 225 transitions. [2018-10-02 12:31:50,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-02 12:31:50,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 210 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:52,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:52,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 78 states and 245 transitions. [2018-10-02 12:31:52,647 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 245 transitions. [2018-10-02 12:31:52,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 12:31:52,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:52,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:52,901 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 120 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:54,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:54,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 80 states and 248 transitions. [2018-10-02 12:31:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 248 transitions. [2018-10-02 12:31:54,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 12:31:54,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:55,401 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 240 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:31:57,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:31:57,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 83 states and 269 transitions. [2018-10-02 12:31:57,894 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 269 transitions. [2018-10-02 12:31:57,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-02 12:31:57,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:31:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:31:58,247 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 136 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:00,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 85 states and 272 transitions. [2018-10-02 12:32:00,426 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 272 transitions. [2018-10-02 12:32:00,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-02 12:32:00,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:01,028 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 272 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:03,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:03,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 88 states and 294 transitions. [2018-10-02 12:32:03,630 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 294 transitions. [2018-10-02 12:32:03,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 12:32:03,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:04,550 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 153 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:06,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:06,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 90 states and 297 transitions. [2018-10-02 12:32:06,737 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 297 transitions. [2018-10-02 12:32:06,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 12:32:06,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:07,553 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 306 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:10,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:10,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 93 states and 320 transitions. [2018-10-02 12:32:10,027 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 320 transitions. [2018-10-02 12:32:10,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-02 12:32:10,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:10,319 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 171 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:13,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:13,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 95 states and 323 transitions. [2018-10-02 12:32:13,169 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 323 transitions. [2018-10-02 12:32:13,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-02 12:32:13,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:13,687 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 342 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:16,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:16,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 98 states and 347 transitions. [2018-10-02 12:32:16,369 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 347 transitions. [2018-10-02 12:32:16,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-02 12:32:16,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:16,785 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 190 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 100 states and 350 transitions. [2018-10-02 12:32:19,450 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 350 transitions. [2018-10-02 12:32:19,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-02 12:32:19,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 380 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:23,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:23,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 103 states and 375 transitions. [2018-10-02 12:32:23,084 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 375 transitions. [2018-10-02 12:32:23,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-02 12:32:23,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:23,457 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 210 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:26,279 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 7 [2018-10-02 12:32:30,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 105 states and 378 transitions. [2018-10-02 12:32:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 378 transitions. [2018-10-02 12:32:30,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-02 12:32:30,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:31,329 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 420 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:34,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:34,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 108 states and 404 transitions. [2018-10-02 12:32:34,494 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 404 transitions. [2018-10-02 12:32:34,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-02 12:32:34,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:34,882 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 231 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:37,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 110 states and 407 transitions. [2018-10-02 12:32:37,606 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 407 transitions. [2018-10-02 12:32:37,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-02 12:32:37,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:37,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:38,382 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 462 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:41,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 113 states and 434 transitions. [2018-10-02 12:32:41,409 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 434 transitions. [2018-10-02 12:32:41,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-02 12:32:41,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:41,787 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 253 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:44,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:44,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 115 states and 437 transitions. [2018-10-02 12:32:44,746 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 437 transitions. [2018-10-02 12:32:44,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-02 12:32:44,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:45,320 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 506 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:48,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:48,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 118 states and 465 transitions. [2018-10-02 12:32:48,810 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 465 transitions. [2018-10-02 12:32:48,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-02 12:32:48,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:49,467 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 276 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:52,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:52,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 120 states and 468 transitions. [2018-10-02 12:32:52,440 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 468 transitions. [2018-10-02 12:32:52,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-02 12:32:52,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:53,205 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 552 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:32:56,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:32:56,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 123 states and 497 transitions. [2018-10-02 12:32:56,616 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 497 transitions. [2018-10-02 12:32:56,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-02 12:32:56,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:32:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:32:57,021 INFO L134 CoverageAnalysis]: Checked inductivity of 852 backedges. 300 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:00,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:00,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 125 states and 500 transitions. [2018-10-02 12:33:00,273 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 500 transitions. [2018-10-02 12:33:00,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-02 12:33:00,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:02,207 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 600 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:05,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:05,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 128 states and 530 transitions. [2018-10-02 12:33:05,882 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 530 transitions. [2018-10-02 12:33:05,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-02 12:33:05,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 325 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:10,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:10,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 130 states and 533 transitions. [2018-10-02 12:33:10,281 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 533 transitions. [2018-10-02 12:33:10,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-02 12:33:10,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 650 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:15,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:15,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 133 states and 564 transitions. [2018-10-02 12:33:15,181 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 564 transitions. [2018-10-02 12:33:15,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-02 12:33:15,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:15,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 351 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:19,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:19,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 135 states and 567 transitions. [2018-10-02 12:33:19,369 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 567 transitions. [2018-10-02 12:33:19,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-02 12:33:19,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:20,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 702 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:24,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 138 states and 599 transitions. [2018-10-02 12:33:24,234 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 599 transitions. [2018-10-02 12:33:24,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-02 12:33:24,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 378 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:28,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 140 states and 602 transitions. [2018-10-02 12:33:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 602 transitions. [2018-10-02 12:33:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-02 12:33:28,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:29,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 756 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:33,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 143 states and 635 transitions. [2018-10-02 12:33:33,151 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 635 transitions. [2018-10-02 12:33:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-02 12:33:33,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 406 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:37,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 145 states and 638 transitions. [2018-10-02 12:33:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 638 transitions. [2018-10-02 12:33:37,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-02 12:33:37,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:38,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 812 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:42,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:42,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 148 states and 672 transitions. [2018-10-02 12:33:42,598 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 672 transitions. [2018-10-02 12:33:42,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-02 12:33:42,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 435 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:46,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:46,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 150 states and 675 transitions. [2018-10-02 12:33:46,928 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 675 transitions. [2018-10-02 12:33:46,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-02 12:33:46,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:47,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 870 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:52,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 153 states and 710 transitions. [2018-10-02 12:33:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 710 transitions. [2018-10-02 12:33:52,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-02 12:33:52,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:52,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1335 backedges. 465 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:33:56,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:33:56,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 155 states and 713 transitions. [2018-10-02 12:33:56,778 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 713 transitions. [2018-10-02 12:33:56,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-02 12:33:56,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:33:56,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:33:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 930 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:02,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:02,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 158 states and 749 transitions. [2018-10-02 12:34:02,274 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 749 transitions. [2018-10-02 12:34:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-02 12:34:02,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:02,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1426 backedges. 496 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:07,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:07,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 160 states and 752 transitions. [2018-10-02 12:34:07,070 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 752 transitions. [2018-10-02 12:34:07,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-02 12:34:07,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 992 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:12,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:12,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 163 states and 789 transitions. [2018-10-02 12:34:12,885 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 789 transitions. [2018-10-02 12:34:12,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-02 12:34:12,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:13,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 528 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:17,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:17,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 165 states and 792 transitions. [2018-10-02 12:34:17,690 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 792 transitions. [2018-10-02 12:34:17,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-02 12:34:17,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:18,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 1056 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:23,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:23,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 168 states and 830 transitions. [2018-10-02 12:34:23,462 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 830 transitions. [2018-10-02 12:34:23,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-02 12:34:23,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:23,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1617 backedges. 561 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 170 states and 833 transitions. [2018-10-02 12:34:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 833 transitions. [2018-10-02 12:34:28,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-02 12:34:28,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1683 backedges. 1122 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:34,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 173 states and 872 transitions. [2018-10-02 12:34:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 872 transitions. [2018-10-02 12:34:34,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-02 12:34:34,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:34,803 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 595 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:39,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 175 states and 875 transitions. [2018-10-02 12:34:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 875 transitions. [2018-10-02 12:34:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-02 12:34:39,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:40,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 1190 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:45,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:45,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 178 states and 915 transitions. [2018-10-02 12:34:45,591 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 915 transitions. [2018-10-02 12:34:45,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-02 12:34:45,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:46,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1820 backedges. 630 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:50,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 180 states and 918 transitions. [2018-10-02 12:34:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 918 transitions. [2018-10-02 12:34:50,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-02 12:34:50,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:52,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 1260 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:34:57,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:34:57,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 183 states and 959 transitions. [2018-10-02 12:34:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 959 transitions. [2018-10-02 12:34:57,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-02 12:34:57,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:34:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:34:57,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 666 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 12:35:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 12:35:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 185 states and 962 transitions. [2018-10-02 12:35:02,834 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 962 transitions. [2018-10-02 12:35:02,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-02 12:35:02,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 12:35:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 12:35:03,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1998 backedges. 1332 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-02 12:35:07,373 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-02 12:35:07,375 INFO L168 Benchmark]: Toolchain (without parser) took 243107.52 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 2.6 GB in the end (delta: -1.1 GB). Peak memory consumption was 775.6 MB. Max. memory is 7.1 GB. [2018-10-02 12:35:07,376 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:35:07,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:35:07,377 INFO L168 Benchmark]: Boogie Preprocessor took 20.94 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-02 12:35:07,378 INFO L168 Benchmark]: RCFGBuilder took 451.76 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-02 12:35:07,378 INFO L168 Benchmark]: CodeCheck took 242589.53 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 2.6 GB in the end (delta: -1.1 GB). Peak memory consumption was 754.5 MB. Max. memory is 7.1 GB. [2018-10-02 12:35:07,382 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 1085 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.23 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 40.15 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 20.94 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 451.76 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 242589.53 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 2.6 GB in the end (delta: -1.1 GB). Peak memory consumption was 754.5 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/down.i_4.bplTransformedIcfg_BEv2_5.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-02_12-35-07-394.csv Completed graceful shutdown