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_PUPT.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f-m [2018-10-04 14:47:03,286 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 14:47:03,288 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 14:47:03,302 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 14:47:03,302 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 14:47:03,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 14:47:03,305 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 14:47:03,308 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 14:47:03,310 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 14:47:03,312 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 14:47:03,313 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 14:47:03,313 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 14:47:03,314 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 14:47:03,315 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 14:47:03,319 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 14:47:03,320 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 14:47:03,320 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 14:47:03,322 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 14:47:03,331 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 14:47:03,338 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 14:47:03,339 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 14:47:03,340 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 14:47:03,342 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 14:47:03,343 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 14:47:03,343 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 14:47:03,344 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 14:47:03,345 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 14:47:03,345 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 14:47:03,346 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 14:47:03,347 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 14:47:03,347 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 14:47:03,348 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 14:47:03,348 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 14:47:03,348 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 14:47:03,349 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 14:47:03,350 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 14:47:03,350 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 14:47:03,373 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 14:47:03,373 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 14:47:03,374 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 14:47:03,374 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 14:47:03,378 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 14:47:03,378 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 14:47:03,378 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 14:47:03,379 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 14:47:03,379 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 14:47:03,379 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 14:47:03,379 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 14:47:03,379 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 14:47:03,380 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 14:47:03,380 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 14:47:03,380 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 14:47:03,380 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 14:47:03,380 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 14:47:03,381 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 14:47:03,384 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 14:47:03,384 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 14:47:03,384 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 14:47:03,385 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 14:47:03,385 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 14:47:03,385 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 14:47:03,385 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 14:47:03,385 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 14:47:03,386 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 14:47:03,387 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 14:47:03,387 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 14:47:03,387 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 14:47:03,452 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 14:47:03,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 14:47:03,480 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 14:47:03,481 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 14:47:03,482 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 14:47:03,484 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl [2018-10-04 14:47:03,484 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl' [2018-10-04 14:47:03,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 14:47:03,540 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 14:47:03,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 14:47:03,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 14:47:03,541 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 14:47:03,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:03,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:03,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 14:47:03,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 14:47:03,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 14:47:03,580 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 14:47:03,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:03,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:03,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:03,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:03,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:03,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:03,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:03,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 14:47:03,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 14:47:03,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 14:47:03,599 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 14:47:03,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:47:03" (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 14:47:03,666 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-04 14:47:03,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 14:47:03,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 14:47:03,977 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 14:47:03,978 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:47:03 BoogieIcfgContainer [2018-10-04 14:47:03,978 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 14:47:03,979 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 14:47:03,979 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 14:47:03,990 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 14:47:03,991 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:47:03" (1/1) ... [2018-10-04 14:47:04,004 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 14:47:04,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:04,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 14:47:04,039 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 14:47:04,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 14:47:04,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:04,312 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 14:47:04,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-04 14:47:04,533 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-04 14:47:04,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:47:04,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:04,687 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 14:47:05,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:05,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-04 14:47:05,541 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-04 14:47:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:47:05,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:05,669 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 14:47:06,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-10-04 14:47:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-10-04 14:47:06,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:47:06,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:06,710 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 14:47:07,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:07,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-10-04 14:47:07,187 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-10-04 14:47:07,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 14:47:07,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:07,308 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 14:47:08,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:08,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-04 14:47:08,360 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-04 14:47:08,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 14:47:08,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:08,492 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 14:47:09,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-04 14:47:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-04 14:47:09,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 14:47:09,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:09,568 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 14:47:09,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:09,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-04 14:47:09,985 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-04 14:47:09,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 14:47:09,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:10,140 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 14:47:10,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:10,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-04 14:47:10,557 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-04 14:47:10,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 14:47:10,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:10,696 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 14:47:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:11,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-10-04 14:47:11,198 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-10-04 14:47:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 14:47:11,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:11,340 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 14:47:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-10-04 14:47:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-10-04 14:47:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 14:47:12,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:12,302 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 14:47:12,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:12,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-04 14:47:12,793 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-04 14:47:12,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 14:47:12,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:13,008 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 14:47:13,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:13,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-10-04 14:47:13,464 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-10-04 14:47:13,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 14:47:13,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:13,610 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 14:47:14,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:14,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-10-04 14:47:14,262 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-10-04 14:47:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 14:47:14,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:14,669 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 14:47:15,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:15,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-10-04 14:47:15,370 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-10-04 14:47:15,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 14:47:15,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:15,538 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 14:47:16,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:16,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-10-04 14:47:16,188 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-10-04 14:47:16,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 14:47:16,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:16,442 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 14:47:17,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-10-04 14:47:17,293 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-10-04 14:47:17,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 14:47:17,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:18,199 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 14:47:20,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-10-04 14:47:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-10-04 14:47:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 14:47:20,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:20,263 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 14:47:21,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:21,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-10-04 14:47:21,586 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-10-04 14:47:21,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 14:47:21,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:21,759 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 14:47:22,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:22,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-10-04 14:47:22,776 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-10-04 14:47:22,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 14:47:22,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:22,974 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 14:47:25,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:25,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-10-04 14:47:25,343 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-10-04 14:47:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 14:47:25,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:25,587 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 14:47:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:26,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-10-04 14:47:26,374 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-10-04 14:47:26,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 14:47:26,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:27,362 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 14:47:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-10-04 14:47:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-10-04 14:47:29,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 14:47:29,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:29,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:29,313 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 14:47:30,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:30,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-10-04 14:47:30,249 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-10-04 14:47:30,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 14:47:30,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:31,038 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 14:47:32,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:32,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-10-04 14:47:32,107 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-10-04 14:47:32,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 14:47:32,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:32,409 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 14:47:33,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:33,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-10-04 14:47:33,388 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-10-04 14:47:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 14:47:33,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:33,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:33,599 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 14:47:34,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:34,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-10-04 14:47:34,548 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-10-04 14:47:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 14:47:34,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:34,996 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 14:47:35,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-10-04 14:47:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-10-04 14:47:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 14:47:35,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:36,148 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 14:47:37,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:37,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-10-04 14:47:37,153 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-10-04 14:47:37,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 14:47:37,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:37,912 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 14:47:39,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:39,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-10-04 14:47:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-10-04 14:47:39,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 14:47:39,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:39,426 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 14:47:40,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-10-04 14:47:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-10-04 14:47:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 14:47:40,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:41,524 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 14:47:42,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:42,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-10-04 14:47:42,897 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-10-04 14:47:42,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 14:47:42,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:43,192 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 14:47:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:44,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-10-04 14:47:44,460 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-10-04 14:47:44,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 14:47:44,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:45,014 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 14:47:46,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:46,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-10-04 14:47:46,407 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-10-04 14:47:46,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 14:47:46,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:46,673 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 14:47:48,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:48,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-10-04 14:47:48,194 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-10-04 14:47:48,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 14:47:48,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:48,516 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 14:47:49,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:49,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-10-04 14:47:49,986 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-10-04 14:47:49,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 14:47:49,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:50,345 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 14:47:51,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-10-04 14:47:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-10-04 14:47:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 14:47:51,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:52,252 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 14:47:53,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:53,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-10-04 14:47:53,989 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-10-04 14:47:53,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 14:47:53,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:54,288 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 14:47:55,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:55,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-10-04 14:47:55,858 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-10-04 14:47:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 14:47:55,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:56,238 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 14:47:57,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:47:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-10-04 14:47:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-10-04 14:47:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 14:47:57,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:47:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:47:58,317 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 14:48:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:00,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-10-04 14:48:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-10-04 14:48:00,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 14:48:00,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:00,455 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 14:48:02,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:02,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-10-04 14:48:02,265 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-10-04 14:48:02,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 14:48:02,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:02,960 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 14:48:04,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:04,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-10-04 14:48:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-10-04 14:48:04,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 14:48:04,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:05,317 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 14:48:07,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-10-04 14:48:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-10-04 14:48:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 14:48:07,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:07,933 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 14:48:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:10,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-10-04 14:48:10,096 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-10-04 14:48:10,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 14:48:10,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:10,507 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 14:48:13,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:13,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-10-04 14:48:13,012 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-10-04 14:48:13,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 14:48:13,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:16,775 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 14:48:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-10-04 14:48:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-10-04 14:48:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 14:48:19,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:19,961 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 14:48:22,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-10-04 14:48:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-10-04 14:48:22,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 14:48:22,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:22,511 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 14:48:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-10-04 14:48:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-10-04 14:48:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 14:48:24,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:25,236 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 14:48:27,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:27,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-10-04 14:48:27,577 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-10-04 14:48:27,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 14:48:27,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:27,985 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 14:48:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:30,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-10-04 14:48:30,503 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-10-04 14:48:30,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 14:48:30,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:31,123 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 14:48:34,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:34,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 160 transitions. [2018-10-04 14:48:34,501 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-10-04 14:48:34,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 14:48:34,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:35,834 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 14:48:43,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:48:43,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-10-04 14:48:43,653 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-10-04 14:48:43,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 14:48:43,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:48:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:48:45,264 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 14:49:02,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:02,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 201 transitions. [2018-10-04 14:49:02,326 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2018-10-04 14:49:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 14:49:02,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:03,294 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 14:49:06,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 149 states and 203 transitions. [2018-10-04 14:49:06,673 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2018-10-04 14:49:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 14:49:06,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:07,334 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 14:49:10,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:10,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2018-10-04 14:49:10,894 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2018-10-04 14:49:10,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 14:49:10,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:12,447 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 14:49:16,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:16,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2018-10-04 14:49:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2018-10-04 14:49:16,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 14:49:16,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:17,114 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 14:49:20,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:20,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 155 states and 209 transitions. [2018-10-04 14:49:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2018-10-04 14:49:20,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 14:49:20,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:20,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:21,664 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 14:49:25,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:25,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2018-10-04 14:49:25,693 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2018-10-04 14:49:25,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 14:49:25,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:26,346 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 14:49:30,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:30,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-10-04 14:49:30,630 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-10-04 14:49:30,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 14:49:30,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:31,383 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 14:49:35,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:35,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2018-10-04 14:49:35,926 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2018-10-04 14:49:35,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-04 14:49:35,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:37,083 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 14:49:41,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:41,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2018-10-04 14:49:41,788 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2018-10-04 14:49:41,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-04 14:49:41,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:42,920 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 14:49:47,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:47,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2018-10-04 14:49:47,982 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2018-10-04 14:49:47,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-04 14:49:47,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:48,953 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 14:49:54,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:49:54,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2018-10-04 14:49:54,179 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2018-10-04 14:49:54,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-04 14:49:54,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:49:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:49:55,128 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 14:50:01,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:50:01,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2018-10-04 14:50:01,004 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2018-10-04 14:50:01,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-04 14:50:01,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:50:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:50:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown