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/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 21:51:12,257 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 21:51:12,259 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 21:51:12,278 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 21:51:12,279 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 21:51:12,280 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 21:51:12,282 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 21:51:12,284 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 21:51:12,287 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 21:51:12,289 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 21:51:12,291 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 21:51:12,291 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 21:51:12,293 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 21:51:12,294 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 21:51:12,295 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 21:51:12,304 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 21:51:12,305 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 21:51:12,309 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 21:51:12,311 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 21:51:12,314 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 21:51:12,315 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 21:51:12,318 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 21:51:12,323 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 21:51:12,323 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 21:51:12,323 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 21:51:12,324 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 21:51:12,325 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 21:51:12,326 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 21:51:12,327 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 21:51:12,328 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 21:51:12,328 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 21:51:12,329 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 21:51:12,329 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 21:51:12,329 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 21:51:12,330 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 21:51:12,331 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 21:51:12,331 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 [2018-09-23 21:51:12,357 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 21:51:12,358 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 21:51:12,358 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 21:51:12,359 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 21:51:12,359 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 21:51:12,359 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 21:51:12,360 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 21:51:12,360 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 21:51:12,360 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 21:51:12,360 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 21:51:12,360 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 21:51:12,361 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 21:51:12,361 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 21:51:12,361 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 21:51:12,361 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 21:51:12,361 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 21:51:12,362 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 21:51:12,362 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 21:51:12,362 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 21:51:12,362 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 21:51:12,362 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 21:51:12,363 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 21:51:12,363 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 21:51:12,363 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 21:51:12,363 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 21:51:12,363 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 21:51:12,364 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 21:51:12,364 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 21:51:12,364 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 21:51:12,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 21:51:12,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 21:51:12,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 21:51:12,437 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 21:51:12,438 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 21:51:12,439 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-23 21:51:12,439 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-23 21:51:12,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 21:51:12,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 21:51:12,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 21:51:12,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 21:51:12,487 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 21:51:12,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 21:51:12,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 21:51:12,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 21:51:12,528 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 21:51:12,539 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 21:51:12,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 21:51:12,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 21:51:12,548 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 21:51:12,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:51:12" (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 [2018-09-23 21:51:12,628 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-23 21:51:12,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-23 21:51:12,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-23 21:51:12,818 INFO L354 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-23 21:51:12,819 INFO L202 PluginConnector]: Adding new model count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:51:12 BoogieIcfgContainer [2018-09-23 21:51:12,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 21:51:12,819 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 21:51:12,820 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 21:51:12,831 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 21:51:12,832 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:51:12" (1/1) ... [2018-09-23 21:51:12,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 21:51:12,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:12,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-23 21:51:12,881 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-23 21:51:12,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-23 21:51:12,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:13,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:13,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:13,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2018-09-23 21:51:13,196 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2018-09-23 21:51:13,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 21:51:13,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:13,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:13,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:13,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-23 21:51:13,390 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-23 21:51:13,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-23 21:51:13,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:13,544 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:14,099 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-09-23 21:51:14,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-23 21:51:14,570 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-23 21:51:14,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:51:14,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:14,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:15,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:15,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2018-09-23 21:51:15,374 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2018-09-23 21:51:15,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:15,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:15,465 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2018-09-23 21:51:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2018-09-23 21:51:15,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-23 21:51:15,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:15,927 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:16,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:16,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-09-23 21:51:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-09-23 21:51:16,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:51:16,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:16,195 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:16,391 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-23 21:51:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:16,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2018-09-23 21:51:16,743 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2018-09-23 21:51:16,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:51:16,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:16,798 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:17,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2018-09-23 21:51:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2018-09-23 21:51:17,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:51:17,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:17,176 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:17,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:17,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-09-23 21:51:17,538 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-09-23 21:51:17,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-23 21:51:17,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:17,567 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:17,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:17,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2018-09-23 21:51:17,863 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2018-09-23 21:51:17,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:51:17,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:18,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:18,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2018-09-23 21:51:18,469 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2018-09-23 21:51:18,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:51:18,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:18,514 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:18,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:18,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2018-09-23 21:51:18,701 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2018-09-23 21:51:18,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:51:18,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:20,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:20,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-09-23 21:51:20,176 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-09-23 21:51:20,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-23 21:51:20,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:20,199 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:21,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:21,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-09-23 21:51:21,900 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-09-23 21:51:21,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:51:21,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:22,544 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:23,024 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-23 21:51:24,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:24,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2018-09-23 21:51:24,862 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-09-23 21:51:24,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:51:24,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:24,884 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:25,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2018-09-23 21:51:25,072 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2018-09-23 21:51:25,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:51:25,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:25,186 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:25,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:25,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2018-09-23 21:51:25,558 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2018-09-23 21:51:25,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-23 21:51:25,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:25,579 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:25,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:25,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2018-09-23 21:51:25,790 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2018-09-23 21:51:25,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:51:25,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:25,947 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:26,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:26,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2018-09-23 21:51:26,643 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2018-09-23 21:51:26,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:51:26,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:26,666 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:27,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:27,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2018-09-23 21:51:27,384 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2018-09-23 21:51:27,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:27,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:27,510 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:27,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:27,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2018-09-23 21:51:27,962 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2018-09-23 21:51:27,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-23 21:51:27,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:27,987 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:28,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:28,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2018-09-23 21:51:28,323 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2018-09-23 21:51:28,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 21:51:28,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:28,998 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:29,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:29,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2018-09-23 21:51:29,568 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2018-09-23 21:51:29,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 21:51:29,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:29,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2018-09-23 21:51:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2018-09-23 21:51:29,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-23 21:51:29,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:29,983 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:30,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 60 transitions. [2018-09-23 21:51:30,587 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2018-09-23 21:51:30,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-23 21:51:30,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:30,608 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:30,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:30,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2018-09-23 21:51:30,917 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2018-09-23 21:51:30,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-23 21:51:30,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:31,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:31,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 47 states and 64 transitions. [2018-09-23 21:51:31,824 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2018-09-23 21:51:31,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-23 21:51:31,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:31,846 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:32,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:32,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2018-09-23 21:51:32,091 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2018-09-23 21:51:32,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-23 21:51:32,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:32,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:32,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2018-09-23 21:51:32,958 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2018-09-23 21:51:32,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-23 21:51:32,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:32,982 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:33,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2018-09-23 21:51:33,591 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2018-09-23 21:51:33,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 21:51:33,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:33,772 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:34,311 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 7 [2018-09-23 21:51:34,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:34,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 53 states and 72 transitions. [2018-09-23 21:51:34,479 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2018-09-23 21:51:34,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 21:51:34,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:34,501 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:34,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:34,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2018-09-23 21:51:34,813 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2018-09-23 21:51:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-23 21:51:34,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:34,988 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:35,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:35,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2018-09-23 21:51:35,609 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2018-09-23 21:51:35,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-23 21:51:35,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:35,630 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:35,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2018-09-23 21:51:35,946 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2018-09-23 21:51:35,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 21:51:35,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:37,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:37,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2018-09-23 21:51:37,034 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2018-09-23 21:51:37,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 21:51:37,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:37,055 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:37,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:37,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2018-09-23 21:51:37,619 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2018-09-23 21:51:37,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-23 21:51:37,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:37,765 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:38,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:38,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2018-09-23 21:51:38,506 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2018-09-23 21:51:38,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-23 21:51:38,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:39,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2018-09-23 21:51:39,542 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2018-09-23 21:51:39,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-23 21:51:39,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:39,940 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:40,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:40,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2018-09-23 21:51:40,683 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2018-09-23 21:51:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-23 21:51:40,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:40,706 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:41,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:41,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2018-09-23 21:51:41,098 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2018-09-23 21:51:41,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-23 21:51:41,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:41,421 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:42,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:42,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2018-09-23 21:51:42,142 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2018-09-23 21:51:42,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-23 21:51:42,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:42,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:42,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2018-09-23 21:51:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2018-09-23 21:51:42,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-23 21:51:42,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:43,111 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:43,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:43,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2018-09-23 21:51:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2018-09-23 21:51:43,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-23 21:51:43,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:44,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2018-09-23 21:51:44,359 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2018-09-23 21:51:44,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-23 21:51:44,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:46,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:46,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2018-09-23 21:51:46,029 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2018-09-23 21:51:46,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-23 21:51:46,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:46,051 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:47,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:47,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 75 states and 101 transitions. [2018-09-23 21:51:47,025 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 101 transitions. [2018-09-23 21:51:47,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-23 21:51:47,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:47,257 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:48,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:48,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 77 states and 104 transitions. [2018-09-23 21:51:48,348 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2018-09-23 21:51:48,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-23 21:51:48,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:48,368 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:48,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:48,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 78 states and 105 transitions. [2018-09-23 21:51:48,865 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 105 transitions. [2018-09-23 21:51:48,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-23 21:51:48,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:49,087 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:49,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:49,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2018-09-23 21:51:49,947 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2018-09-23 21:51:49,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-23 21:51:49,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:49,969 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:50,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:50,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2018-09-23 21:51:50,466 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2018-09-23 21:51:50,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-23 21:51:50,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:50,630 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:51,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:51,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 112 transitions. [2018-09-23 21:51:51,488 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2018-09-23 21:51:51,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-23 21:51:51,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:51,512 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:52,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:52,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 84 states and 113 transitions. [2018-09-23 21:51:52,249 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2018-09-23 21:51:52,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-23 21:51:52,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:52,512 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:53,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:53,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 116 transitions. [2018-09-23 21:51:53,684 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 116 transitions. [2018-09-23 21:51:53,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-23 21:51:53,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:53,704 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:54,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:54,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 117 transitions. [2018-09-23 21:51:54,447 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2018-09-23 21:51:54,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-23 21:51:54,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:54,647 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:55,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 89 states and 120 transitions. [2018-09-23 21:51:55,512 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 120 transitions. [2018-09-23 21:51:55,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-23 21:51:55,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:55,536 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:55,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:55,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 121 transitions. [2018-09-23 21:51:55,992 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2018-09-23 21:51:55,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-23 21:51:55,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:56,297 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:57,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:57,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2018-09-23 21:51:57,210 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2018-09-23 21:51:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-23 21:51:57,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:57,238 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:57,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:57,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2018-09-23 21:51:57,869 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2018-09-23 21:51:57,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 21:51:57,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:58,239 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:59,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 95 states and 128 transitions. [2018-09-23 21:51:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 128 transitions. [2018-09-23 21:51:59,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 21:51:59,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:59,248 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:51:59,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:51:59,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 96 states and 129 transitions. [2018-09-23 21:51:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2018-09-23 21:51:59,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-23 21:51:59,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:51:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:51:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:00,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:00,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 98 states and 132 transitions. [2018-09-23 21:52:00,919 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2018-09-23 21:52:00,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-23 21:52:00,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:00,942 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 99 states and 133 transitions. [2018-09-23 21:52:01,428 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2018-09-23 21:52:01,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-23 21:52:01,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:01,756 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:02,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 101 states and 136 transitions. [2018-09-23 21:52:02,803 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 136 transitions. [2018-09-23 21:52:02,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-23 21:52:02,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:02,840 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:03,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:03,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 102 states and 137 transitions. [2018-09-23 21:52:03,565 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2018-09-23 21:52:03,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-23 21:52:03,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:03,785 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:04,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:04,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 104 states and 140 transitions. [2018-09-23 21:52:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 140 transitions. [2018-09-23 21:52:04,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-23 21:52:04,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:04,828 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:05,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:05,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 141 transitions. [2018-09-23 21:52:05,820 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2018-09-23 21:52:05,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-23 21:52:05,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:07,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:07,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 107 states and 144 transitions. [2018-09-23 21:52:07,088 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2018-09-23 21:52:07,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-23 21:52:07,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:07,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:07,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 108 states and 145 transitions. [2018-09-23 21:52:07,580 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2018-09-23 21:52:07,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-23 21:52:07,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:07,862 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:09,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2018-09-23 21:52:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2018-09-23 21:52:09,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-23 21:52:09,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:09,387 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:09,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:09,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 111 states and 149 transitions. [2018-09-23 21:52:09,848 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 149 transitions. [2018-09-23 21:52:09,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 21:52:09,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:10,071 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:11,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:11,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 113 states and 152 transitions. [2018-09-23 21:52:11,224 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 152 transitions. [2018-09-23 21:52:11,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 21:52:11,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:11,249 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:11,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:11,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 114 states and 153 transitions. [2018-09-23 21:52:11,733 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 153 transitions. [2018-09-23 21:52:11,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-23 21:52:11,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:11,995 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:13,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:13,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 116 states and 156 transitions. [2018-09-23 21:52:13,388 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 156 transitions. [2018-09-23 21:52:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-23 21:52:13,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:13,412 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:14,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:14,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 117 states and 157 transitions. [2018-09-23 21:52:14,246 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 157 transitions. [2018-09-23 21:52:14,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-23 21:52:14,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:14,447 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:15,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:15,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 119 states and 160 transitions. [2018-09-23 21:52:15,737 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 160 transitions. [2018-09-23 21:52:15,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-23 21:52:15,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:15,763 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:16,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 120 states and 161 transitions. [2018-09-23 21:52:16,881 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2018-09-23 21:52:16,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-23 21:52:16,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:17,087 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:18,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:18,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 122 states and 164 transitions. [2018-09-23 21:52:18,365 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 164 transitions. [2018-09-23 21:52:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-23 21:52:18,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:18,391 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:18,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:18,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 165 transitions. [2018-09-23 21:52:18,988 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 165 transitions. [2018-09-23 21:52:18,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-23 21:52:18,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:18,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:19,255 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 125 states and 168 transitions. [2018-09-23 21:52:20,485 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 168 transitions. [2018-09-23 21:52:20,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-23 21:52:20,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:20,509 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:21,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 126 states and 169 transitions. [2018-09-23 21:52:21,083 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 169 transitions. [2018-09-23 21:52:21,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-23 21:52:21,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:21,484 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:22,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:22,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 128 states and 172 transitions. [2018-09-23 21:52:22,816 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2018-09-23 21:52:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-23 21:52:22,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:22,845 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:23,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:23,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 129 states and 173 transitions. [2018-09-23 21:52:23,593 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2018-09-23 21:52:23,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-23 21:52:23,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:23,964 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:27,149 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-09-23 21:52:28,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 131 states and 176 transitions. [2018-09-23 21:52:28,884 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 176 transitions. [2018-09-23 21:52:28,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-23 21:52:28,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:29,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 132 states and 177 transitions. [2018-09-23 21:52:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 177 transitions. [2018-09-23 21:52:29,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-23 21:52:29,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:29,721 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:31,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 134 states and 180 transitions. [2018-09-23 21:52:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 180 transitions. [2018-09-23 21:52:31,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-23 21:52:31,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:32,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:32,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 135 states and 181 transitions. [2018-09-23 21:52:32,004 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 181 transitions. [2018-09-23 21:52:32,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-23 21:52:32,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:32,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:34,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:34,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 137 states and 184 transitions. [2018-09-23 21:52:34,001 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 184 transitions. [2018-09-23 21:52:34,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-23 21:52:34,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:34,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:34,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:34,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 138 states and 185 transitions. [2018-09-23 21:52:34,564 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2018-09-23 21:52:34,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-23 21:52:34,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:34,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:36,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:36,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 140 states and 188 transitions. [2018-09-23 21:52:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2018-09-23 21:52:36,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-23 21:52:36,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:36,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:36,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:36,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:36,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 141 states and 189 transitions. [2018-09-23 21:52:36,809 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 189 transitions. [2018-09-23 21:52:36,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-23 21:52:36,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:38,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 143 states and 192 transitions. [2018-09-23 21:52:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 192 transitions. [2018-09-23 21:52:38,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-23 21:52:38,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:38,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:38,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:39,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:39,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 144 states and 193 transitions. [2018-09-23 21:52:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 193 transitions. [2018-09-23 21:52:39,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-23 21:52:39,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:39,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 146 states and 196 transitions. [2018-09-23 21:52:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 196 transitions. [2018-09-23 21:52:41,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-23 21:52:41,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:41,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:41,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:41,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 147 states and 197 transitions. [2018-09-23 21:52:41,774 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 197 transitions. [2018-09-23 21:52:41,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-23 21:52:41,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:42,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:43,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 149 states and 200 transitions. [2018-09-23 21:52:43,576 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2018-09-23 21:52:43,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-23 21:52:43,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:44,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:44,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 150 states and 201 transitions. [2018-09-23 21:52:44,378 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2018-09-23 21:52:44,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-23 21:52:44,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:44,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:46,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:46,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 152 states and 204 transitions. [2018-09-23 21:52:46,244 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2018-09-23 21:52:46,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-23 21:52:46,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:46,277 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:46,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:46,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 153 states and 205 transitions. [2018-09-23 21:52:46,955 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 205 transitions. [2018-09-23 21:52:46,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-23 21:52:46,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:47,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:48,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:48,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2018-09-23 21:52:48,724 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2018-09-23 21:52:48,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-23 21:52:48,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:49,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:49,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 156 states and 209 transitions. [2018-09-23 21:52:49,644 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 209 transitions. [2018-09-23 21:52:49,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-23 21:52:49,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:49,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:51,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 158 states and 212 transitions. [2018-09-23 21:52:51,493 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 212 transitions. [2018-09-23 21:52:51,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-23 21:52:51,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:51,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:52,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:52,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-09-23 21:52:52,302 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-09-23 21:52:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-23 21:52:52,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:54,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:54,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 161 states and 216 transitions. [2018-09-23 21:52:54,638 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 216 transitions. [2018-09-23 21:52:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-23 21:52:54,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2018-09-23 21:52:55,368 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2018-09-23 21:52:55,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-23 21:52:55,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:55,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:57,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 164 states and 220 transitions. [2018-09-23 21:52:57,238 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 220 transitions. [2018-09-23 21:52:57,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-23 21:52:57,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:52:57,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:52:57,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 165 states and 221 transitions. [2018-09-23 21:52:57,962 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 221 transitions. [2018-09-23 21:52:57,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-23 21:52:57,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:52:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:52:58,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:00,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:00,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 167 states and 224 transitions. [2018-09-23 21:53:00,331 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 224 transitions. [2018-09-23 21:53:00,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-23 21:53:00,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:00,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:01,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:01,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 168 states and 225 transitions. [2018-09-23 21:53:01,053 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 225 transitions. [2018-09-23 21:53:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-23 21:53:01,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:03,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 170 states and 228 transitions. [2018-09-23 21:53:03,062 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 228 transitions. [2018-09-23 21:53:03,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-23 21:53:03,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:03,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:03,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:03,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 171 states and 229 transitions. [2018-09-23 21:53:03,861 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 229 transitions. [2018-09-23 21:53:03,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-23 21:53:03,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:04,175 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:06,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:06,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 173 states and 232 transitions. [2018-09-23 21:53:06,099 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 232 transitions. [2018-09-23 21:53:06,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-23 21:53:06,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:06,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:06,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:06,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 174 states and 233 transitions. [2018-09-23 21:53:06,842 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 233 transitions. [2018-09-23 21:53:06,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-23 21:53:06,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:07,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 176 states and 236 transitions. [2018-09-23 21:53:09,065 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 236 transitions. [2018-09-23 21:53:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-23 21:53:09,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:09,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:10,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:10,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 177 states and 237 transitions. [2018-09-23 21:53:10,098 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 237 transitions. [2018-09-23 21:53:10,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-23 21:53:10,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:10,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:12,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:12,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 179 states and 240 transitions. [2018-09-23 21:53:12,192 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 240 transitions. [2018-09-23 21:53:12,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-23 21:53:12,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:12,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:12,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:12,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 180 states and 241 transitions. [2018-09-23 21:53:12,999 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 241 transitions. [2018-09-23 21:53:13,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-23 21:53:13,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:13,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:15,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:15,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 182 states and 244 transitions. [2018-09-23 21:53:15,527 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2018-09-23 21:53:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-23 21:53:15,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:15,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 183 states and 245 transitions. [2018-09-23 21:53:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2018-09-23 21:53:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 21:53:16,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:16,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:18,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 185 states and 248 transitions. [2018-09-23 21:53:18,500 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 248 transitions. [2018-09-23 21:53:18,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 21:53:18,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:18,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:19,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 186 states and 249 transitions. [2018-09-23 21:53:19,355 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 249 transitions. [2018-09-23 21:53:19,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-23 21:53:19,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:20,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 188 states and 252 transitions. [2018-09-23 21:53:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 252 transitions. [2018-09-23 21:53:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-23 21:53:21,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:21,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:21,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:22,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:22,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 189 states and 253 transitions. [2018-09-23 21:53:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 253 transitions. [2018-09-23 21:53:22,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-23 21:53:22,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:23,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:25,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:25,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 191 states and 256 transitions. [2018-09-23 21:53:25,380 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 256 transitions. [2018-09-23 21:53:25,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-23 21:53:25,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:26,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:26,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 192 states and 257 transitions. [2018-09-23 21:53:26,264 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 257 transitions. [2018-09-23 21:53:26,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-23 21:53:26,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:26,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:28,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:28,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 194 states and 260 transitions. [2018-09-23 21:53:28,548 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 260 transitions. [2018-09-23 21:53:28,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-23 21:53:28,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:29,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 195 states and 261 transitions. [2018-09-23 21:53:29,437 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 261 transitions. [2018-09-23 21:53:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-23 21:53:29,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:29,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:32,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 197 states and 264 transitions. [2018-09-23 21:53:32,029 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 264 transitions. [2018-09-23 21:53:32,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-23 21:53:32,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:32,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:33,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:33,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 198 states and 265 transitions. [2018-09-23 21:53:33,110 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 265 transitions. [2018-09-23 21:53:33,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-23 21:53:33,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:33,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:35,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:35,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 200 states and 268 transitions. [2018-09-23 21:53:35,699 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 268 transitions. [2018-09-23 21:53:35,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-23 21:53:35,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:35,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:36,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:36,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 201 states and 269 transitions. [2018-09-23 21:53:36,572 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 269 transitions. [2018-09-23 21:53:36,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 21:53:36,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:36,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:38,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 203 states and 272 transitions. [2018-09-23 21:53:38,960 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 272 transitions. [2018-09-23 21:53:38,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 21:53:38,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:38,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:39,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:39,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 204 states and 273 transitions. [2018-09-23 21:53:39,831 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 273 transitions. [2018-09-23 21:53:39,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-23 21:53:39,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:40,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:42,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:42,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 206 states and 276 transitions. [2018-09-23 21:53:42,681 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 276 transitions. [2018-09-23 21:53:42,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-23 21:53:42,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:42,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:43,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:43,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 207 states and 277 transitions. [2018-09-23 21:53:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 277 transitions. [2018-09-23 21:53:43,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-23 21:53:43,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:46,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 209 states and 280 transitions. [2018-09-23 21:53:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 280 transitions. [2018-09-23 21:53:46,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-23 21:53:46,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:47,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:47,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 210 states and 281 transitions. [2018-09-23 21:53:47,154 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 281 transitions. [2018-09-23 21:53:47,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-23 21:53:47,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:47,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:49,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:49,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 212 states and 284 transitions. [2018-09-23 21:53:49,751 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 284 transitions. [2018-09-23 21:53:49,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-23 21:53:49,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:49,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:50,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:50,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 213 states and 285 transitions. [2018-09-23 21:53:50,989 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 285 transitions. [2018-09-23 21:53:50,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-23 21:53:50,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:53,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 215 states and 288 transitions. [2018-09-23 21:53:53,746 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 288 transitions. [2018-09-23 21:53:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-23 21:53:53,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:53,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:54,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:54,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 216 states and 289 transitions. [2018-09-23 21:53:54,725 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 289 transitions. [2018-09-23 21:53:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-23 21:53:54,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:55,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 218 states and 292 transitions. [2018-09-23 21:53:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 292 transitions. [2018-09-23 21:53:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-23 21:53:57,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:57,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:53:58,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:53:58,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 219 states and 293 transitions. [2018-09-23 21:53:58,733 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 293 transitions. [2018-09-23 21:53:58,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-23 21:53:58,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:53:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:53:59,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:01,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:01,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 221 states and 296 transitions. [2018-09-23 21:54:01,495 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 296 transitions. [2018-09-23 21:54:01,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-23 21:54:01,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:02,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 222 states and 297 transitions. [2018-09-23 21:54:02,934 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 297 transitions. [2018-09-23 21:54:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-23 21:54:02,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:03,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:05,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:05,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 224 states and 300 transitions. [2018-09-23 21:54:05,615 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 300 transitions. [2018-09-23 21:54:05,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-23 21:54:05,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:05,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:06,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:06,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 225 states and 301 transitions. [2018-09-23 21:54:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 301 transitions. [2018-09-23 21:54:06,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-23 21:54:06,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:07,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:09,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:09,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 227 states and 304 transitions. [2018-09-23 21:54:09,550 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 304 transitions. [2018-09-23 21:54:09,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-23 21:54:09,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:09,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:10,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:10,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 228 states and 305 transitions. [2018-09-23 21:54:10,562 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 305 transitions. [2018-09-23 21:54:10,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-23 21:54:10,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:11,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:13,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:13,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 230 states and 308 transitions. [2018-09-23 21:54:13,708 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 308 transitions. [2018-09-23 21:54:13,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-23 21:54:13,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:13,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:14,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 231 states and 309 transitions. [2018-09-23 21:54:14,721 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 309 transitions. [2018-09-23 21:54:14,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-23 21:54:14,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:15,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:17,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 233 states and 312 transitions. [2018-09-23 21:54:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 312 transitions. [2018-09-23 21:54:17,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-23 21:54:17,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:17,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:18,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 234 states and 313 transitions. [2018-09-23 21:54:18,660 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 313 transitions. [2018-09-23 21:54:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-23 21:54:18,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:19,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:21,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:21,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 236 states and 316 transitions. [2018-09-23 21:54:21,701 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 316 transitions. [2018-09-23 21:54:21,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-23 21:54:21,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:21,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:22,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 237 states and 317 transitions. [2018-09-23 21:54:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 317 transitions. [2018-09-23 21:54:22,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-23 21:54:22,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:23,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:25,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:25,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 239 states and 320 transitions. [2018-09-23 21:54:25,736 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 320 transitions. [2018-09-23 21:54:25,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-23 21:54:25,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:25,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:26,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:26,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 240 states and 321 transitions. [2018-09-23 21:54:26,956 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 321 transitions. [2018-09-23 21:54:26,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-23 21:54:26,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:27,410 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 242 states and 324 transitions. [2018-09-23 21:54:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 324 transitions. [2018-09-23 21:54:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-23 21:54:29,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:29,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:30,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 243 states and 325 transitions. [2018-09-23 21:54:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 325 transitions. [2018-09-23 21:54:30,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-23 21:54:30,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:33,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:33,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 245 states and 328 transitions. [2018-09-23 21:54:33,892 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 328 transitions. [2018-09-23 21:54:33,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-23 21:54:33,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:33,938 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:35,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:35,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 246 states and 329 transitions. [2018-09-23 21:54:35,113 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 329 transitions. [2018-09-23 21:54:35,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-23 21:54:35,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:35,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:38,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:38,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 248 states and 332 transitions. [2018-09-23 21:54:38,209 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 332 transitions. [2018-09-23 21:54:38,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-23 21:54:38,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:38,252 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:39,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:39,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 249 states and 333 transitions. [2018-09-23 21:54:39,312 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 333 transitions. [2018-09-23 21:54:39,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-23 21:54:39,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:39,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:42,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:42,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 251 states and 336 transitions. [2018-09-23 21:54:42,725 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 336 transitions. [2018-09-23 21:54:42,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-23 21:54:42,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:43,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 252 states and 337 transitions. [2018-09-23 21:54:43,834 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 337 transitions. [2018-09-23 21:54:43,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-23 21:54:43,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:44,322 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:47,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:47,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2018-09-23 21:54:47,297 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2018-09-23 21:54:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-23 21:54:47,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:47,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:48,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:48,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 255 states and 341 transitions. [2018-09-23 21:54:48,416 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 341 transitions. [2018-09-23 21:54:48,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-23 21:54:48,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:51,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:51,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 257 states and 344 transitions. [2018-09-23 21:54:51,616 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 344 transitions. [2018-09-23 21:54:51,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-23 21:54:51,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:53,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 258 states and 345 transitions. [2018-09-23 21:54:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 345 transitions. [2018-09-23 21:54:53,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-23 21:54:53,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:53,527 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:56,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:56,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 260 states and 348 transitions. [2018-09-23 21:54:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 348 transitions. [2018-09-23 21:54:56,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-23 21:54:56,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:56,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:54:57,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:54:57,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 261 states and 349 transitions. [2018-09-23 21:54:57,690 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 349 transitions. [2018-09-23 21:54:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-23 21:54:57,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:54:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:54:58,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:00,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 263 states and 352 transitions. [2018-09-23 21:55:00,807 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 352 transitions. [2018-09-23 21:55:00,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-23 21:55:00,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:02,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:02,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 264 states and 353 transitions. [2018-09-23 21:55:02,388 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 353 transitions. [2018-09-23 21:55:02,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-23 21:55:02,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:02,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:05,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:05,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 266 states and 356 transitions. [2018-09-23 21:55:05,507 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 356 transitions. [2018-09-23 21:55:05,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-23 21:55:05,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:06,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:06,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 267 states and 357 transitions. [2018-09-23 21:55:06,840 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 357 transitions. [2018-09-23 21:55:06,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-23 21:55:06,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:10,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:10,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 269 states and 360 transitions. [2018-09-23 21:55:10,242 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 360 transitions. [2018-09-23 21:55:10,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-23 21:55:10,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:10,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:55:11,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:55:11,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 270 states and 361 transitions. [2018-09-23 21:55:11,464 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 361 transitions. [2018-09-23 21:55:11,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-23 21:55:11,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:55:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-09-23 21:55:11,883 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-09-23 21:55:12,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:55:12,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-23 21:55:12,058 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-23 21:55:12,058 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 21:55:12,060 INFO L168 Benchmark]: Toolchain (without parser) took 239576.31 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 1.7 GB in the end (delta: -252.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-23 21:55:12,061 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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. [2018-09-23 21:55:12,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.21 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. [2018-09-23 21:55:12,062 INFO L168 Benchmark]: Boogie Preprocessor took 20.10 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. [2018-09-23 21:55:12,062 INFO L168 Benchmark]: RCFGBuilder took 271.25 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. [2018-09-23 21:55:12,070 INFO L168 Benchmark]: CodeCheck took 239239.99 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 1.7 GB in the end (delta: -273.8 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-23 21:55:12,073 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 XnfDer was eliminating 1 quantified variables from 2 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 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 40.21 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 20.10 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 271.25 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 239239.99 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 1.7 GB in the end (delta: -273.8 MB). Peak memory consumption was 1.6 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/count_by_nondet.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_21-55-12-084.csv Completed graceful shutdown