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/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:16:12,218 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:16:12,220 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:16:12,234 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:16:12,234 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:16:12,235 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:16:12,236 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:16:12,238 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:16:12,240 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:16:12,241 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:16:12,241 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:16:12,242 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:16:12,243 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:16:12,244 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:16:12,245 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:16:12,245 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:16:12,246 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:16:12,248 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:16:12,250 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:16:12,252 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:16:12,253 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:16:12,254 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:16:12,256 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:16:12,257 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:16:12,257 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:16:12,258 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:16:12,259 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:16:12,260 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:16:12,260 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:16:12,262 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:16:12,262 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:16:12,262 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 13:16:12,263 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 13:16:12,263 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 13:16:12,264 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 13:16:12,265 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 13:16:12,265 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-04 13:16:12,293 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:16:12,293 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:16:12,294 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:16:12,294 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:16:12,295 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:16:12,295 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:16:12,295 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:16:12,295 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:16:12,296 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:16:12,296 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:16:12,296 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:16:12,296 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:16:12,296 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:16:12,296 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:16:12,297 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:16:12,297 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:16:12,297 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:16:12,297 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:16:12,297 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:16:12,298 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:16:12,298 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:16:12,298 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:16:12,298 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:16:12,298 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:16:12,299 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:16:12,299 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:16:12,299 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:16:12,299 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:16:12,299 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:16:12,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:16:12,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:16:12,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:16:12,362 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:16:12,363 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:16:12,364 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl [2018-10-04 13:16:12,364 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl' [2018-10-04 13:16:12,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:16:12,412 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:16:12,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:16:12,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:16:12,413 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:16:12,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:16:12,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:16:12,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:16:12,452 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:16:12,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:16:12,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:16:12,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:16:12,472 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:16:12,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:16:12" (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 [2018-10-04 13:16:12,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 13:16:12,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 13:16:12,860 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 13:16:12,861 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:16:12 BoogieIcfgContainer [2018-10-04 13:16:12,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:16:12,862 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:16:12,862 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:16:12,871 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:16:12,872 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:16:12" (1/1) ... [2018-10-04 13:16:12,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 13:16:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:12,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 13:16:12,917 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 13:16:12,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:16:12,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:13,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:13,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:13,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 13:16:13,350 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 13:16:13,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:16:13,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:14,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:14,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-04 13:16:14,087 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-04 13:16:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 13:16:14,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:14,236 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:14,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:14,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-10-04 13:16:14,926 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-10-04 13:16:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 13:16:14,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:15,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:15,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:15,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-10-04 13:16:15,395 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-10-04 13:16:15,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 13:16:15,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:15,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:15,583 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:15,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:15,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-04 13:16:15,931 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-04 13:16:15,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 13:16:15,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:16,073 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:16,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:16,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-04 13:16:16,634 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-04 13:16:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 13:16:16,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:16,797 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:17,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:17,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-04 13:16:17,143 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-04 13:16:17,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 13:16:17,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:17,481 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:18,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:18,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-04 13:16:18,042 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-04 13:16:18,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 13:16:18,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:18,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:18,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-10-04 13:16:18,658 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-10-04 13:16:18,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 13:16:18,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:18,841 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:21,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:21,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-10-04 13:16:21,828 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-10-04 13:16:21,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 13:16:21,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:22,275 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:22,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:22,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-04 13:16:22,896 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-04 13:16:22,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 13:16:22,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:23,035 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:23,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:23,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-10-04 13:16:23,446 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-10-04 13:16:23,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 13:16:23,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:23,640 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:24,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:24,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-10-04 13:16:24,093 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-10-04 13:16:24,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 13:16:24,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:24,297 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-10-04 13:16:24,849 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-10-04 13:16:24,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 13:16:24,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:25,029 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:25,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:25,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-10-04 13:16:25,759 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-10-04 13:16:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 13:16:25,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:26,191 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:26,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-10-04 13:16:26,983 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-10-04 13:16:26,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 13:16:26,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:28,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-10-04 13:16:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-10-04 13:16:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 13:16:28,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-10-04 13:16:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-10-04 13:16:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 13:16:29,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:30,059 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:30,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:30,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-10-04 13:16:30,687 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-10-04 13:16:30,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 13:16:30,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:30,940 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:31,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:31,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-10-04 13:16:31,539 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-10-04 13:16:31,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 13:16:31,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:31,808 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:32,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:32,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-10-04 13:16:32,504 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-10-04 13:16:32,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 13:16:32,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:33,160 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:33,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:33,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-10-04 13:16:33,849 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-10-04 13:16:33,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 13:16:33,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:34,123 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:34,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:34,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-10-04 13:16:34,829 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-10-04 13:16:34,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 13:16:34,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:35,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:35,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-10-04 13:16:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-10-04 13:16:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 13:16:35,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:37,032 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:37,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-10-04 13:16:37,803 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-10-04 13:16:37,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 13:16:37,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:39,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:39,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-10-04 13:16:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-10-04 13:16:39,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 13:16:39,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:39,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:39,558 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:40,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:40,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-10-04 13:16:40,354 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-10-04 13:16:40,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 13:16:40,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:41,341 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:42,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:42,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-10-04 13:16:42,386 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-10-04 13:16:42,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 13:16:42,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:44,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:44,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-10-04 13:16:44,014 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-10-04 13:16:44,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 13:16:44,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:44,356 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:45,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-10-04 13:16:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-10-04 13:16:45,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 13:16:45,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:46,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:46,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-10-04 13:16:46,658 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-10-04 13:16:46,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 13:16:46,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:48,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:48,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-10-04 13:16:48,213 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-10-04 13:16:48,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 13:16:48,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:48,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:50,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:50,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-10-04 13:16:50,008 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-10-04 13:16:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 13:16:50,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:50,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:51,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:51,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-10-04 13:16:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-10-04 13:16:51,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 13:16:51,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:51,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:52,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:52,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-10-04 13:16:52,840 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-10-04 13:16:52,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 13:16:52,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:53,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:54,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:54,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-10-04 13:16:54,613 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-10-04 13:16:54,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 13:16:54,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:55,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:56,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:56,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-10-04 13:16:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-10-04 13:16:56,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 13:16:56,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:16:58,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:16:59,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:16:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-10-04 13:16:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-10-04 13:16:59,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 13:16:59,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:16:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:01,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:01,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-10-04 13:17:01,208 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-10-04 13:17:01,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 13:17:01,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:01,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:01,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:02,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:02,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-10-04 13:17:02,962 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-10-04 13:17:02,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 13:17:02,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:03,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:04,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:04,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-10-04 13:17:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-10-04 13:17:04,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 13:17:04,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:05,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:06,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:06,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-10-04 13:17:06,609 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-10-04 13:17:06,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 13:17:06,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:07,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:08,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:08,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-10-04 13:17:08,585 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-10-04 13:17:08,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 13:17:08,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:09,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:10,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-10-04 13:17:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-10-04 13:17:10,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 13:17:10,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:11,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:12,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:12,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-10-04 13:17:12,709 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-10-04 13:17:12,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 13:17:12,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:16,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:17,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-10-04 13:17:17,849 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-10-04 13:17:17,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 13:17:17,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:18,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:20,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:20,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-10-04 13:17:20,054 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-10-04 13:17:20,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 13:17:20,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:21,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:22,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:22,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-10-04 13:17:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-10-04 13:17:22,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 13:17:22,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:22,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:24,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:24,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-10-04 13:17:24,596 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-10-04 13:17:24,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 13:17:24,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:25,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:26,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:26,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-10-04 13:17:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-10-04 13:17:26,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 13:17:26,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:27,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:31,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 160 transitions. [2018-10-04 13:17:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-10-04 13:17:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 13:17:31,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:17:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:17:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:17:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-10-04 13:17:54,558 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-10-04 13:17:54,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 13:17:54,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:17:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:04,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:27,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:27,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 201 transitions. [2018-10-04 13:18:27,571 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2018-10-04 13:18:27,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 13:18:27,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:29,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:32,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:32,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 149 states and 203 transitions. [2018-10-04 13:18:32,252 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2018-10-04 13:18:32,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 13:18:32,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:34,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:37,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:37,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2018-10-04 13:18:37,250 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2018-10-04 13:18:37,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 13:18:37,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:39,103 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:42,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:42,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2018-10-04 13:18:42,429 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2018-10-04 13:18:42,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 13:18:42,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:44,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:48,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:48,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 155 states and 209 transitions. [2018-10-04 13:18:48,288 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2018-10-04 13:18:48,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 13:18:48,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:50,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:53,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:53,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2018-10-04 13:18:53,755 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2018-10-04 13:18:53,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 13:18:53,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:18:55,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:18:59,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:18:59,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-10-04 13:18:59,531 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-10-04 13:18:59,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 13:18:59,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:18:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:05,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:05,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2018-10-04 13:19:05,788 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2018-10-04 13:19:05,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 13:19:05,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:08,661 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 10 [2018-10-04 13:19:12,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:12,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2018-10-04 13:19:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2018-10-04 13:19:12,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 13:19:12,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:14,571 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:19,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2018-10-04 13:19:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2018-10-04 13:19:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 13:19:19,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:21,437 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:26,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2018-10-04 13:19:26,188 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2018-10-04 13:19:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 13:19:26,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:19:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:19:33,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:19:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2018-10-04 13:19:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2018-10-04 13:19:33,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 13:19:33,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:19:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-04 13:20:12,719 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-04 13:20:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:20:12,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 13:20:12,857 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-04 13:20:12,857 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-04 13:20:12,860 INFO L168 Benchmark]: Toolchain (without parser) took 240449.07 ms. Allocated memory was 1.6 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 3.1 GB in the end (delta: -1.6 GB). Peak memory consumption was 236.8 MB. Max. memory is 7.1 GB. [2018-10-04 13:20:12,861 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:20:12,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.40 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:20:12,862 INFO L168 Benchmark]: Boogie Preprocessor took 19.57 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:20:12,863 INFO L168 Benchmark]: RCFGBuilder took 389.44 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 13:20:12,865 INFO L168 Benchmark]: CodeCheck took 239997.02 ms. Allocated memory was 1.6 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 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 215.6 MB. Max. memory is 7.1 GB. [2018-10-04 13:20:12,870 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1046 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.40 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.57 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 389.44 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 239997.02 ms. Allocated memory was 1.6 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 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 215.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gr2006.c.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-20-12-890.csv Completed graceful shutdown