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/20170304-DifficultPathPrograms/count_by_nondet.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f-m [2018-10-04 14:51:33,444 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 14:51:33,446 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 14:51:33,461 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 14:51:33,462 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 14:51:33,464 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 14:51:33,465 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 14:51:33,468 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 14:51:33,471 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 14:51:33,472 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 14:51:33,473 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 14:51:33,473 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 14:51:33,474 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 14:51:33,476 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 14:51:33,477 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 14:51:33,478 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 14:51:33,479 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 14:51:33,480 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 14:51:33,482 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 14:51:33,484 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 14:51:33,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 14:51:33,486 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 14:51:33,489 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 14:51:33,489 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 14:51:33,490 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 14:51:33,491 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 14:51:33,491 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 14:51:33,492 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 14:51:33,493 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 14:51:33,494 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 14:51:33,494 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 14:51:33,495 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 14:51:33,495 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 14:51:33,496 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 14:51:33,497 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 14:51:33,497 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 14:51:33,498 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 14:51:33,515 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 14:51:33,515 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 14:51:33,517 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 14:51:33,518 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 14:51:33,519 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 14:51:33,519 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 14:51:33,519 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 14:51:33,519 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 14:51:33,519 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 14:51:33,520 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 14:51:33,520 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 14:51:33,520 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 14:51:33,520 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 14:51:33,520 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 14:51:33,520 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 14:51:33,522 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 14:51:33,522 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 14:51:33,522 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 14:51:33,522 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 14:51:33,523 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 14:51:33,523 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 14:51:33,523 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 14:51:33,523 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 14:51:33,523 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 14:51:33,525 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 14:51:33,525 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 14:51:33,525 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 14:51:33,525 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 14:51:33,526 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 14:51:33,526 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 14:51:33,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 14:51:33,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 14:51:33,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 14:51:33,616 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 14:51:33,617 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 14:51:33,618 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_nondet.i_3.bpl [2018-10-04 14:51:33,618 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_nondet.i_3.bpl' [2018-10-04 14:51:33,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 14:51:33,676 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 14:51:33,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 14:51:33,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 14:51:33,677 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 14:51:33,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,707 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 14:51:33,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 14:51:33,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 14:51:33,714 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 14:51:33,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 14:51:33,734 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 14:51:33,734 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 14:51:33,735 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 14:51:33,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:51:33" (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 14:51:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-04 14:51:33,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-04 14:51:33,956 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-04 14:51:33,957 INFO L202 PluginConnector]: Adding new model count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:51:33 BoogieIcfgContainer [2018-10-04 14:51:33,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 14:51:33,958 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 14:51:33,958 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 14:51:33,969 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 14:51:33,969 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_nondet.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:51:33" (1/1) ... [2018-10-04 14:51:33,989 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 14:51:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-04 14:51:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-04 14:51:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 14:51:34,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:34,186 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 14:51:34,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:34,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-10-04 14:51:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-10-04 14:51:34,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 14:51:34,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:34,558 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 14:51:34,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:34,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-10-04 14:51:34,956 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-10-04 14:51:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-04 14:51:34,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:35,296 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 14:51:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-10-04 14:51:36,469 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-10-04 14:51:36,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-04 14:51:36,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:36,594 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 14:51:37,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:37,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2018-10-04 14:51:37,127 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2018-10-04 14:51:37,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 14:51:37,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:37,256 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 14:51:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:38,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2018-10-04 14:51:38,007 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2018-10-04 14:51:38,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-04 14:51:38,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:38,073 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 14:51:38,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:38,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2018-10-04 14:51:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2018-10-04 14:51:38,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 14:51:38,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:38,866 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 14:51:40,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:40,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2018-10-04 14:51:40,099 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2018-10-04 14:51:40,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-04 14:51:40,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:40,162 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 14:51:40,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:40,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2018-10-04 14:51:40,416 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2018-10-04 14:51:40,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 14:51:40,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:40,520 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 14:51:40,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:40,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2018-10-04 14:51:40,967 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2018-10-04 14:51:40,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-04 14:51:40,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:41,032 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 14:51:41,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2018-10-04 14:51:41,362 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2018-10-04 14:51:41,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 14:51:41,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:41,460 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 14:51:42,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:42,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2018-10-04 14:51:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2018-10-04 14:51:42,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-04 14:51:42,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:42,115 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 14:51:42,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:42,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2018-10-04 14:51:42,598 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2018-10-04 14:51:42,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 14:51:42,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:42,759 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 14:51:43,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:43,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2018-10-04 14:51:43,469 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2018-10-04 14:51:43,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-04 14:51:43,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:43,555 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 14:51:43,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2018-10-04 14:51:43,924 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2018-10-04 14:51:43,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 14:51:43,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:44,109 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 14:51:44,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2018-10-04 14:51:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2018-10-04 14:51:44,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-04 14:51:44,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:44,697 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 14:51:45,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:45,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 68 transitions. [2018-10-04 14:51:45,040 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2018-10-04 14:51:45,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 14:51:45,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:45,159 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 14:51:45,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:45,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 61 states and 73 transitions. [2018-10-04 14:51:45,705 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 73 transitions. [2018-10-04 14:51:45,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-04 14:51:45,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:45,766 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 14:51:46,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:46,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 63 states and 75 transitions. [2018-10-04 14:51:46,255 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 75 transitions. [2018-10-04 14:51:46,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 14:51:46,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:46,362 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 14:51:47,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 67 states and 80 transitions. [2018-10-04 14:51:47,174 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2018-10-04 14:51:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-04 14:51:47,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:47,239 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 14:51:48,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:48,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 69 states and 82 transitions. [2018-10-04 14:51:48,955 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2018-10-04 14:51:48,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 14:51:48,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:49,113 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 14:51:50,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:50,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2018-10-04 14:51:50,136 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2018-10-04 14:51:50,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-04 14:51:50,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:50,609 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 14:51:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 75 states and 89 transitions. [2018-10-04 14:51:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 89 transitions. [2018-10-04 14:51:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 14:51:51,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:51,261 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 14:51:53,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:53,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 79 states and 94 transitions. [2018-10-04 14:51:53,596 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 94 transitions. [2018-10-04 14:51:53,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-04 14:51:53,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:53,791 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 14:51:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:54,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2018-10-04 14:51:54,393 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2018-10-04 14:51:54,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 14:51:54,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:54,619 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 14:51:56,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:56,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 85 states and 101 transitions. [2018-10-04 14:51:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 101 transitions. [2018-10-04 14:51:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-04 14:51:56,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:56,248 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 14:51:56,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:56,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 87 states and 103 transitions. [2018-10-04 14:51:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 103 transitions. [2018-10-04 14:51:56,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 14:51:56,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:57,250 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 14:51:58,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2018-10-04 14:51:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2018-10-04 14:51:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-04 14:51:58,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:51:58,703 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 14:51:59,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:51:59,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2018-10-04 14:51:59,828 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2018-10-04 14:51:59,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 14:51:59,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:51:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:00,442 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 14:52:01,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:01,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 97 states and 115 transitions. [2018-10-04 14:52:01,572 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 115 transitions. [2018-10-04 14:52:01,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-04 14:52:01,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:01,736 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 14:52:02,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:02,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 99 states and 117 transitions. [2018-10-04 14:52:02,456 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 117 transitions. [2018-10-04 14:52:02,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 14:52:02,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:02,839 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 14:52:03,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:03,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 103 states and 122 transitions. [2018-10-04 14:52:03,880 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 122 transitions. [2018-10-04 14:52:03,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-04 14:52:03,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:04,008 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 14:52:04,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:04,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 105 states and 124 transitions. [2018-10-04 14:52:04,719 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2018-10-04 14:52:04,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 14:52:04,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:04,847 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 14:52:05,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:05,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 109 states and 129 transitions. [2018-10-04 14:52:05,945 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 129 transitions. [2018-10-04 14:52:05,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-04 14:52:05,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:06,064 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 14:52:06,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:06,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 111 states and 131 transitions. [2018-10-04 14:52:06,710 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 131 transitions. [2018-10-04 14:52:06,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 14:52:06,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:06,982 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 14:52:08,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 115 states and 136 transitions. [2018-10-04 14:52:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 136 transitions. [2018-10-04 14:52:08,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-04 14:52:08,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:08,181 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 14:52:09,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 117 states and 138 transitions. [2018-10-04 14:52:09,004 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 138 transitions. [2018-10-04 14:52:09,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 14:52:09,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:09,276 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 14:52:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:10,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 121 states and 143 transitions. [2018-10-04 14:52:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 143 transitions. [2018-10-04 14:52:10,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-04 14:52:10,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:10,466 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 14:52:11,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:11,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 123 states and 145 transitions. [2018-10-04 14:52:11,310 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2018-10-04 14:52:11,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 14:52:11,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:11,478 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 14:52:12,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:12,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 127 states and 150 transitions. [2018-10-04 14:52:12,556 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 150 transitions. [2018-10-04 14:52:12,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-04 14:52:12,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:12,684 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 14:52:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 129 states and 152 transitions. [2018-10-04 14:52:13,461 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 152 transitions. [2018-10-04 14:52:13,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 14:52:13,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:13,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:13,647 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 14:52:14,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:14,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 133 states and 157 transitions. [2018-10-04 14:52:14,934 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 157 transitions. [2018-10-04 14:52:14,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-04 14:52:14,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:15,030 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 14:52:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:15,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 135 states and 159 transitions. [2018-10-04 14:52:15,854 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 159 transitions. [2018-10-04 14:52:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 14:52:15,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:16,090 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 14:52:17,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:17,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 139 states and 164 transitions. [2018-10-04 14:52:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2018-10-04 14:52:17,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-04 14:52:17,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:17,545 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 14:52:18,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:18,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 141 states and 166 transitions. [2018-10-04 14:52:18,506 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 166 transitions. [2018-10-04 14:52:18,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 14:52:18,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:18,834 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 14:52:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:20,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 145 states and 171 transitions. [2018-10-04 14:52:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 171 transitions. [2018-10-04 14:52:20,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-04 14:52:20,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:21,195 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 14:52:22,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:22,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 147 states and 173 transitions. [2018-10-04 14:52:22,401 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 173 transitions. [2018-10-04 14:52:22,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 14:52:22,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:23,305 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 14:52:24,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:24,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 151 states and 178 transitions. [2018-10-04 14:52:24,768 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 178 transitions. [2018-10-04 14:52:24,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-04 14:52:24,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:24,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:24,888 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 14:52:25,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:25,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 153 states and 180 transitions. [2018-10-04 14:52:25,858 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 180 transitions. [2018-10-04 14:52:25,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 14:52:25,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:26,120 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 14:52:27,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:27,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 157 states and 185 transitions. [2018-10-04 14:52:27,497 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 185 transitions. [2018-10-04 14:52:27,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-04 14:52:27,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:27,636 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 14:52:28,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:28,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 159 states and 187 transitions. [2018-10-04 14:52:28,656 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 187 transitions. [2018-10-04 14:52:28,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 14:52:28,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:28,934 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 14:52:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:30,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 163 states and 192 transitions. [2018-10-04 14:52:30,551 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 192 transitions. [2018-10-04 14:52:30,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-04 14:52:30,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:30,673 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 14:52:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:31,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 165 states and 194 transitions. [2018-10-04 14:52:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 194 transitions. [2018-10-04 14:52:31,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 14:52:31,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:31,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:32,026 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 14:52:33,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 169 states and 199 transitions. [2018-10-04 14:52:33,523 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 199 transitions. [2018-10-04 14:52:33,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-04 14:52:33,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:33,837 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 14:52:35,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:35,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 171 states and 201 transitions. [2018-10-04 14:52:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 201 transitions. [2018-10-04 14:52:35,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 14:52:35,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:35,556 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 14:52:37,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:37,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 175 states and 206 transitions. [2018-10-04 14:52:37,159 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 206 transitions. [2018-10-04 14:52:37,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-04 14:52:37,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:37,360 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 14:52:38,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 177 states and 208 transitions. [2018-10-04 14:52:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 208 transitions. [2018-10-04 14:52:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 14:52:38,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:38,757 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 14:52:40,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:40,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 181 states and 213 transitions. [2018-10-04 14:52:40,556 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 213 transitions. [2018-10-04 14:52:40,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-04 14:52:40,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:40,760 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 14:52:41,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:41,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 183 states and 215 transitions. [2018-10-04 14:52:41,985 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 215 transitions. [2018-10-04 14:52:41,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 14:52:41,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:42,301 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 14:52:44,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:44,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 187 states and 220 transitions. [2018-10-04 14:52:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 220 transitions. [2018-10-04 14:52:44,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-04 14:52:44,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:44,335 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 14:52:45,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:45,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 189 states and 222 transitions. [2018-10-04 14:52:45,809 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 222 transitions. [2018-10-04 14:52:45,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 14:52:45,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:46,199 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 14:52:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:51,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 193 states and 227 transitions. [2018-10-04 14:52:51,997 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 227 transitions. [2018-10-04 14:52:51,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-04 14:52:51,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:52,202 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 14:52:53,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 195 states and 229 transitions. [2018-10-04 14:52:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 229 transitions. [2018-10-04 14:52:53,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 14:52:53,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:53,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:54,433 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 14:52:56,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:56,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 199 states and 234 transitions. [2018-10-04 14:52:56,677 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 234 transitions. [2018-10-04 14:52:56,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-04 14:52:56,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:56,817 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 14:52:58,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:52:58,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 201 states and 236 transitions. [2018-10-04 14:52:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 236 transitions. [2018-10-04 14:52:58,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 14:52:58,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:52:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:52:58,463 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 14:53:00,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:00,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 205 states and 241 transitions. [2018-10-04 14:53:00,642 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 241 transitions. [2018-10-04 14:53:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-04 14:53:00,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:00,738 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 14:53:02,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:02,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 207 states and 243 transitions. [2018-10-04 14:53:02,184 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 243 transitions. [2018-10-04 14:53:02,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 14:53:02,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:02,402 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 14:53:04,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:04,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 211 states and 248 transitions. [2018-10-04 14:53:04,570 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 248 transitions. [2018-10-04 14:53:04,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-04 14:53:04,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:04,712 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 14:53:06,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:06,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 213 states and 250 transitions. [2018-10-04 14:53:06,354 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 250 transitions. [2018-10-04 14:53:06,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 14:53:06,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:06,600 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 14:53:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 217 states and 255 transitions. [2018-10-04 14:53:08,802 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 255 transitions. [2018-10-04 14:53:08,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-04 14:53:08,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:08,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 14:53:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:10,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 219 states and 257 transitions. [2018-10-04 14:53:10,580 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 257 transitions. [2018-10-04 14:53:10,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 14:53:10,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:10,859 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 14:53:13,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:13,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 223 states and 262 transitions. [2018-10-04 14:53:13,099 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 262 transitions. [2018-10-04 14:53:13,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-04 14:53:13,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:13,193 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 14:53:14,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:14,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 225 states and 264 transitions. [2018-10-04 14:53:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 264 transitions. [2018-10-04 14:53:14,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 14:53:14,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:15,110 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 14:53:17,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:17,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 229 states and 269 transitions. [2018-10-04 14:53:17,726 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 269 transitions. [2018-10-04 14:53:17,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-04 14:53:17,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:18,245 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 14:53:20,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:20,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 231 states and 271 transitions. [2018-10-04 14:53:20,022 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 271 transitions. [2018-10-04 14:53:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 14:53:20,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:20,872 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 14:53:23,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 235 states and 276 transitions. [2018-10-04 14:53:23,423 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 276 transitions. [2018-10-04 14:53:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-04 14:53:23,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:23,572 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 14:53:25,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:25,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 237 states and 278 transitions. [2018-10-04 14:53:25,462 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 278 transitions. [2018-10-04 14:53:25,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 14:53:25,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:25,961 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 14:53:28,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:28,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 241 states and 283 transitions. [2018-10-04 14:53:28,631 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 283 transitions. [2018-10-04 14:53:28,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-04 14:53:28,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:29,264 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 14:53:31,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:31,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 243 states and 285 transitions. [2018-10-04 14:53:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 285 transitions. [2018-10-04 14:53:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 14:53:31,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:31,596 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 14:53:34,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:34,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 247 states and 290 transitions. [2018-10-04 14:53:34,372 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 290 transitions. [2018-10-04 14:53:34,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-04 14:53:34,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:34,593 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 14:53:36,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:36,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 249 states and 292 transitions. [2018-10-04 14:53:36,687 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 292 transitions. [2018-10-04 14:53:36,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 14:53:36,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:36,972 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 14:53:39,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:39,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 253 states and 297 transitions. [2018-10-04 14:53:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 297 transitions. [2018-10-04 14:53:39,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-04 14:53:39,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:40,073 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 14:53:42,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:42,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 255 states and 299 transitions. [2018-10-04 14:53:42,302 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 299 transitions. [2018-10-04 14:53:42,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 14:53:42,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:42,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:42,591 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 14:53:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:45,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 259 states and 304 transitions. [2018-10-04 14:53:45,623 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 304 transitions. [2018-10-04 14:53:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-04 14:53:45,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:45,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:45,751 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 14:53:48,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:48,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 261 states and 306 transitions. [2018-10-04 14:53:48,116 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 306 transitions. [2018-10-04 14:53:48,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 14:53:48,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:48,538 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 14:53:51,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:51,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 265 states and 311 transitions. [2018-10-04 14:53:51,781 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 311 transitions. [2018-10-04 14:53:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-04 14:53:51,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:51,903 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 14:53:54,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:54,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 267 states and 313 transitions. [2018-10-04 14:53:54,181 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 313 transitions. [2018-10-04 14:53:54,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 14:53:54,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:54,597 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 14:53:57,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:53:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 271 states and 318 transitions. [2018-10-04 14:53:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 318 transitions. [2018-10-04 14:53:57,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-04 14:53:57,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:53:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:53:58,043 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 14:54:00,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:00,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 273 states and 320 transitions. [2018-10-04 14:54:00,422 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 320 transitions. [2018-10-04 14:54:00,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 14:54:00,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:00,756 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 14:54:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:04,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 277 states and 325 transitions. [2018-10-04 14:54:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 325 transitions. [2018-10-04 14:54:04,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-04 14:54:04,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:04,453 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 14:54:07,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:07,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 279 states and 327 transitions. [2018-10-04 14:54:07,032 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 327 transitions. [2018-10-04 14:54:07,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 14:54:07,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:07,443 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 14:54:11,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 283 states and 332 transitions. [2018-10-04 14:54:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 332 transitions. [2018-10-04 14:54:11,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-04 14:54:11,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:11,253 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 14:54:14,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:14,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 285 states and 334 transitions. [2018-10-04 14:54:14,024 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 334 transitions. [2018-10-04 14:54:14,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 14:54:14,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:14,383 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 14:54:18,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:18,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 289 states and 339 transitions. [2018-10-04 14:54:18,193 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 339 transitions. [2018-10-04 14:54:18,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-04 14:54:18,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:18,324 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 14:54:21,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 291 states and 341 transitions. [2018-10-04 14:54:21,025 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 341 transitions. [2018-10-04 14:54:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 14:54:21,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:21,417 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 14:54:25,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:25,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 295 states and 346 transitions. [2018-10-04 14:54:25,356 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 346 transitions. [2018-10-04 14:54:25,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-04 14:54:25,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:25,523 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 14:54:28,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:28,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 297 states and 348 transitions. [2018-10-04 14:54:28,443 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 348 transitions. [2018-10-04 14:54:28,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 14:54:28,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:28,876 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 14:54:32,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:32,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 301 states and 353 transitions. [2018-10-04 14:54:32,915 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 353 transitions. [2018-10-04 14:54:32,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-04 14:54:32,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:33,087 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 14:54:36,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:36,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 303 states and 355 transitions. [2018-10-04 14:54:36,014 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 355 transitions. [2018-10-04 14:54:36,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 14:54:36,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:36,446 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 14:54:40,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:40,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 307 states and 360 transitions. [2018-10-04 14:54:40,635 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 360 transitions. [2018-10-04 14:54:40,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-04 14:54:40,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:40,812 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 14:54:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 309 states and 362 transitions. [2018-10-04 14:54:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 362 transitions. [2018-10-04 14:54:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 14:54:43,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:44,232 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 14:54:48,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:48,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 313 states and 367 transitions. [2018-10-04 14:54:48,526 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 367 transitions. [2018-10-04 14:54:48,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-04 14:54:48,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:48,676 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 14:54:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:51,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 315 states and 369 transitions. [2018-10-04 14:54:51,820 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 369 transitions. [2018-10-04 14:54:51,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 14:54:51,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:52,190 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 14:54:56,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:54:56,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 319 states and 374 transitions. [2018-10-04 14:54:56,692 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 374 transitions. [2018-10-04 14:54:56,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-04 14:54:56,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:54:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:54:56,857 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 14:55:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 321 states and 376 transitions. [2018-10-04 14:55:00,170 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 376 transitions. [2018-10-04 14:55:00,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 14:55:00,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:00,580 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 14:55:05,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:05,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 325 states and 381 transitions. [2018-10-04 14:55:05,028 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 381 transitions. [2018-10-04 14:55:05,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-04 14:55:05,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:05,186 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 14:55:08,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 327 states and 383 transitions. [2018-10-04 14:55:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 383 transitions. [2018-10-04 14:55:08,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 14:55:08,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:09,001 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 14:55:13,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:13,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 331 states and 388 transitions. [2018-10-04 14:55:13,654 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 388 transitions. [2018-10-04 14:55:13,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-04 14:55:13,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:13,838 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 14:55:17,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:17,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 333 states and 390 transitions. [2018-10-04 14:55:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 390 transitions. [2018-10-04 14:55:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 14:55:17,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:17,890 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 14:55:22,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:22,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 337 states and 395 transitions. [2018-10-04 14:55:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 395 transitions. [2018-10-04 14:55:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-04 14:55:22,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:23,135 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 14:55:27,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:27,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 339 states and 397 transitions. [2018-10-04 14:55:27,032 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 397 transitions. [2018-10-04 14:55:27,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 14:55:27,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:27,523 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 14:55:32,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:32,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 343 states and 402 transitions. [2018-10-04 14:55:32,359 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 402 transitions. [2018-10-04 14:55:32,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-04 14:55:32,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:32,547 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 14:55:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 345 states and 404 transitions. [2018-10-04 14:55:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 404 transitions. [2018-10-04 14:55:36,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 14:55:36,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:36,789 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 14:55:41,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:41,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 349 states and 409 transitions. [2018-10-04 14:55:41,705 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 409 transitions. [2018-10-04 14:55:41,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-04 14:55:41,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:41,900 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 14:55:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 14:55:45,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 351 states and 411 transitions. [2018-10-04 14:55:45,746 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 411 transitions. [2018-10-04 14:55:45,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-04 14:55:45,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 14:55:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 14:55:46,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown