java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:10:11,404 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:10:11,406 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:10:11,418 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:10:11,419 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:10:11,420 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:10:11,421 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:10:11,423 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:10:11,425 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:10:11,426 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:10:11,427 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:10:11,427 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:10:11,428 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:10:11,429 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:10:11,430 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:10:11,431 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:10:11,432 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:10:11,433 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:10:11,435 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:10:11,437 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:10:11,438 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:10:11,439 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:10:11,442 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:10:11,442 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:10:11,443 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:10:11,447 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:10:11,448 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:10:11,449 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:10:11,453 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:10:11,454 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:10:11,454 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:10:11,458 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:10:11,458 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:10:11,459 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:10:11,463 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:10:11,464 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:10:11,464 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 11:10:11,493 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:10:11,493 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:10:11,494 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:10:11,494 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:10:11,495 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:10:11,495 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:10:11,495 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:10:11,495 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:10:11,495 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:10:11,496 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:10:11,496 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:10:11,496 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:10:11,496 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:10:11,496 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:10:11,496 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:10:11,497 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:10:11,497 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:10:11,497 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:10:11,497 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:10:11,497 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:10:11,498 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:10:11,498 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:10:11,498 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:10:11,498 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:10:11,499 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:10:11,499 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:10:11,499 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:10:11,499 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:10:11,499 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:10:11,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:10:11,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:10:11,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:10:11,581 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:10:11,581 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:10:11,582 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-30 11:10:11,583 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-30 11:10:11,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:10:11,639 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:10:11,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:10:11,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:10:11,640 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:10:11,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... [2018-09-30 11:10:11,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... [2018-09-30 11:10:11,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:10:11,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:10:11,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:10:11,683 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:10:11,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... [2018-09-30 11:10:11,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... [2018-09-30 11:10:11,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... [2018-09-30 11:10:11,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... [2018-09-30 11:10:11,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... [2018-09-30 11:10:11,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... [2018-09-30 11:10:11,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... [2018-09-30 11:10:11,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:10:11,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:10:11,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:10:11,703 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:10:11,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:10:11,764 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-30 11:10:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:10:11,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:10:12,007 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:10:12,008 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:10:12 BoogieIcfgContainer [2018-09-30 11:10:12,008 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:10:12,009 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:10:12,009 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:10:12,022 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:10:12,022 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:10:12" (1/1) ... [2018-09-30 11:10:12,039 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:10:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-30 11:10:12,086 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-30 11:10:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-30 11:10:12,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:12,421 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 7 [2018-09-30 11:10:12,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:12,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-30 11:10:12,594 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-30 11:10:12,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:10:12,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:12,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:13,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:13,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-30 11:10:13,077 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-30 11:10:13,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:10:13,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:13,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:13,406 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 6 [2018-09-30 11:10:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:13,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-30 11:10:13,615 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-30 11:10:13,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:10:13,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:13,687 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:13,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-09-30 11:10:13,980 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-09-30 11:10:13,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-30 11:10:13,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:14,072 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:14,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:14,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2018-09-30 11:10:14,647 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2018-09-30 11:10:14,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:10:14,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:14,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:14,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2018-09-30 11:10:14,954 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2018-09-30 11:10:14,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:10:14,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:15,312 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:15,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-09-30 11:10:15,559 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-09-30 11:10:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:10:15,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:16,036 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:16,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:16,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-09-30 11:10:16,349 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-09-30 11:10:16,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:10:16,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:16,576 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:16,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:16,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-30 11:10:16,983 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-30 11:10:16,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:10:16,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:17,138 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:17,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:17,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-09-30 11:10:17,456 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-09-30 11:10:17,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-09-30 11:10:17,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:17,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-09-30 11:10:17,788 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-09-30 11:10:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:10:17,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:18,256 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:18,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:18,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-09-30 11:10:18,604 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-09-30 11:10:18,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:10:18,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:18,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:18,756 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:19,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:19,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-09-30 11:10:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-09-30 11:10:19,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:10:19,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:19,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:19,111 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:19,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:19,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-09-30 11:10:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-09-30 11:10:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 11:10:19,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:19,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:19,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-09-30 11:10:19,844 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-09-30 11:10:19,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:10:19,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:19,978 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:21,805 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-09-30 11:10:22,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:22,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-09-30 11:10:22,463 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-09-30 11:10:22,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-30 11:10:22,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:23,389 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:24,138 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-09-30 11:10:25,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:25,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-09-30 11:10:25,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-09-30 11:10:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:10:25,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:25,575 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:25,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:25,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-09-30 11:10:25,970 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-09-30 11:10:25,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:10:25,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:26,266 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:26,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:26,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-09-30 11:10:26,674 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-09-30 11:10:26,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:10:26,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:26,855 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-09-30 11:10:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-09-30 11:10:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 11:10:27,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:27,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:27,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-09-30 11:10:27,659 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-09-30 11:10:27,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:10:27,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:28,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:28,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-09-30 11:10:28,424 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-09-30 11:10:28,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-09-30 11:10:28,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:28,621 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:29,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-09-30 11:10:29,115 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-09-30 11:10:29,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:10:29,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:29,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:29,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-09-30 11:10:29,873 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-09-30 11:10:29,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 11:10:29,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:31,108 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:31,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-09-30 11:10:31,780 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-09-30 11:10:31,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:10:31,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:31,981 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:32,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:32,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-09-30 11:10:32,372 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-09-30 11:10:32,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 11:10:32,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:32,529 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-09-30 11:10:32,961 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-09-30 11:10:32,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:10:32,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:33,185 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:33,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:33,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-09-30 11:10:33,630 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-09-30 11:10:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-30 11:10:33,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:33,973 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:34,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:34,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-09-30 11:10:34,393 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-09-30 11:10:34,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:10:34,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:34,753 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:35,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:35,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-09-30 11:10:35,226 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-09-30 11:10:35,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 11:10:35,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-09-30 11:10:36,103 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-09-30 11:10:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:10:36,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:36,560 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:37,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:37,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-09-30 11:10:37,120 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-09-30 11:10:37,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:10:37,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:37,387 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:37,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:37,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-09-30 11:10:37,893 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-09-30 11:10:37,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:10:37,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:37,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:38,149 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:38,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-09-30 11:10:38,658 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-09-30 11:10:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-30 11:10:38,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:38,889 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:39,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:39,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-09-30 11:10:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-09-30 11:10:39,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:10:39,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-09-30 11:10:40,387 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-09-30 11:10:40,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:10:40,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:40,657 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:42,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:42,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-09-30 11:10:42,041 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-09-30 11:10:42,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:10:42,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:42,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:42,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-09-30 11:10:42,874 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-09-30 11:10:42,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:10:42,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:43,226 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:43,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:43,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-09-30 11:10:43,824 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-09-30 11:10:43,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:10:43,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:44,078 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:44,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-09-30 11:10:44,717 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-09-30 11:10:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-30 11:10:44,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:44,965 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:45,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:45,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-09-30 11:10:45,695 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-09-30 11:10:45,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:10:45,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:46,005 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:46,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:46,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-09-30 11:10:46,798 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-09-30 11:10:46,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:10:46,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:47,167 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:47,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:47,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-09-30 11:10:47,768 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-09-30 11:10:47,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:10:47,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:47,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:48,055 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:48,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:48,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-09-30 11:10:48,689 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-09-30 11:10:48,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:10:48,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:49,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:49,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-09-30 11:10:49,680 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-09-30 11:10:49,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:10:49,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:50,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-09-30 11:10:50,820 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-09-30 11:10:50,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-30 11:10:50,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:51,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:52,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:52,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-09-30 11:10:52,523 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-09-30 11:10:52,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:10:52,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:53,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:53,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:53,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-09-30 11:10:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-09-30 11:10:53,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:10:53,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:54,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:54,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:54,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-09-30 11:10:54,903 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-09-30 11:10:54,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:10:54,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:55,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:55,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:55,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-09-30 11:10:55,974 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-09-30 11:10:55,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:10:55,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:56,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:57,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-09-30 11:10:57,723 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-09-30 11:10:57,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:10:57,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:58,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:58,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:58,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-09-30 11:10:58,790 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-09-30 11:10:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-30 11:10:58,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:59,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:59,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:59,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-09-30 11:10:59,937 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-09-30 11:10:59,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:10:59,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:00,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:01,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:01,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-09-30 11:11:01,059 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-09-30 11:11:01,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:11:01,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:01,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:02,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:02,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-09-30 11:11:02,546 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-09-30 11:11:02,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:11:02,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:03,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:03,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 60 states and 61 transitions. [2018-09-30 11:11:03,901 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2018-09-30 11:11:03,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:11:03,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:04,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:05,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 61 states and 62 transitions. [2018-09-30 11:11:05,109 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2018-09-30 11:11:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:11:05,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:05,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:06,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2018-09-30 11:11:06,482 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-09-30 11:11:06,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-30 11:11:06,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:07,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:08,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:08,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2018-09-30 11:11:08,052 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2018-09-30 11:11:08,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:11:08,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:08,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:09,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:09,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 64 states and 65 transitions. [2018-09-30 11:11:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2018-09-30 11:11:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:11:09,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:09,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:10,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:10,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2018-09-30 11:11:10,798 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2018-09-30 11:11:10,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:11:10,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:11,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:12,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:12,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 66 states and 67 transitions. [2018-09-30 11:11:12,389 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2018-09-30 11:11:12,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:11:12,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:12,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:13,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:13,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2018-09-30 11:11:13,728 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2018-09-30 11:11:13,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 11:11:13,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:14,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2018-09-30 11:11:15,566 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2018-09-30 11:11:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-09-30 11:11:15,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:16,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:16,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:16,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2018-09-30 11:11:16,984 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2018-09-30 11:11:16,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 11:11:16,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:17,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:18,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:18,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 70 states and 71 transitions. [2018-09-30 11:11:18,614 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2018-09-30 11:11:18,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 11:11:18,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:19,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:21,198 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-09-30 11:11:29,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:29,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 71 states and 72 transitions. [2018-09-30 11:11:29,145 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 72 transitions. [2018-09-30 11:11:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:11:29,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:29,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:29,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:30,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:30,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 72 states and 73 transitions. [2018-09-30 11:11:30,721 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2018-09-30 11:11:30,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 11:11:30,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:31,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:32,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:32,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2018-09-30 11:11:32,196 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2018-09-30 11:11:32,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 11:11:32,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:33,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:34,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:34,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 74 states and 75 transitions. [2018-09-30 11:11:34,071 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 75 transitions. [2018-09-30 11:11:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-09-30 11:11:34,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:34,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:35,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:35,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2018-09-30 11:11:35,624 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2018-09-30 11:11:35,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:11:35,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:36,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:37,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:37,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 76 states and 77 transitions. [2018-09-30 11:11:37,210 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 77 transitions. [2018-09-30 11:11:37,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 11:11:37,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:38,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:39,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:39,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2018-09-30 11:11:39,100 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2018-09-30 11:11:39,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 11:11:39,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:39,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:40,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 78 states and 79 transitions. [2018-09-30 11:11:40,746 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2018-09-30 11:11:40,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 11:11:40,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:41,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:42,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:42,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 79 states and 80 transitions. [2018-09-30 11:11:42,588 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 80 transitions. [2018-09-30 11:11:42,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 11:11:42,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:44,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:44,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2018-09-30 11:11:44,544 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-09-30 11:11:44,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-09-30 11:11:44,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:45,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:46,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:46,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 81 states and 82 transitions. [2018-09-30 11:11:46,871 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2018-09-30 11:11:46,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:11:46,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:48,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:48,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 82 states and 83 transitions. [2018-09-30 11:11:48,888 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2018-09-30 11:11:48,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 11:11:48,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2018-09-30 11:11:50,681 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2018-09-30 11:11:50,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 11:11:50,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:51,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:52,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 84 states and 85 transitions. [2018-09-30 11:11:52,713 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 85 transitions. [2018-09-30 11:11:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 11:11:52,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:53,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2018-09-30 11:11:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2018-09-30 11:11:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:11:54,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:55,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:56,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:56,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 86 states and 87 transitions. [2018-09-30 11:11:56,824 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 87 transitions. [2018-09-30 11:11:56,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-09-30 11:11:56,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:57,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:59,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:59,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 87 states and 88 transitions. [2018-09-30 11:11:59,006 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 88 transitions. [2018-09-30 11:11:59,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 11:11:59,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:01,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:01,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 88 states and 89 transitions. [2018-09-30 11:12:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 89 transitions. [2018-09-30 11:12:01,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 11:12:01,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:01,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:03,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:03,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 89 states and 90 transitions. [2018-09-30 11:12:03,119 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2018-09-30 11:12:03,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 11:12:03,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:04,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 90 states and 91 transitions. [2018-09-30 11:12:05,433 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 91 transitions. [2018-09-30 11:12:05,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 11:12:05,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:06,353 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:07,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:07,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 91 states and 92 transitions. [2018-09-30 11:12:07,587 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 92 transitions. [2018-09-30 11:12:07,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:12:07,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:08,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:08,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:10,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:10,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 92 states and 93 transitions. [2018-09-30 11:12:10,080 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2018-09-30 11:12:10,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-09-30 11:12:10,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:11,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:12,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:12,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 93 states and 94 transitions. [2018-09-30 11:12:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 94 transitions. [2018-09-30 11:12:12,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 11:12:12,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:13,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 94 states and 95 transitions. [2018-09-30 11:12:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 95 transitions. [2018-09-30 11:12:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 11:12:14,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:15,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:17,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 95 states and 96 transitions. [2018-09-30 11:12:17,005 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 96 transitions. [2018-09-30 11:12:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:12:17,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:18,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:19,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:19,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 96 states and 97 transitions. [2018-09-30 11:12:19,523 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2018-09-30 11:12:19,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 11:12:19,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:20,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:21,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:21,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2018-09-30 11:12:21,945 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2018-09-30 11:12:21,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 11:12:21,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:23,029 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:24,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:24,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 98 states and 99 transitions. [2018-09-30 11:12:24,655 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 99 transitions. [2018-09-30 11:12:24,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-09-30 11:12:24,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:27,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:27,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 99 states and 100 transitions. [2018-09-30 11:12:27,386 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 100 transitions. [2018-09-30 11:12:27,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 11:12:27,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:28,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:30,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:30,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 100 states and 101 transitions. [2018-09-30 11:12:30,059 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 101 transitions. [2018-09-30 11:12:30,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 11:12:30,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:31,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:32,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:32,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 101 states and 102 transitions. [2018-09-30 11:12:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 102 transitions. [2018-09-30 11:12:32,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:12:32,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:35,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:35,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 102 states and 103 transitions. [2018-09-30 11:12:35,507 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-09-30 11:12:35,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 11:12:35,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:36,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:38,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:38,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 103 states and 104 transitions. [2018-09-30 11:12:38,095 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 104 transitions. [2018-09-30 11:12:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 11:12:38,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:39,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:40,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:40,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 104 states and 105 transitions. [2018-09-30 11:12:40,972 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2018-09-30 11:12:40,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-09-30 11:12:40,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:42,241 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:43,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:43,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 105 states and 106 transitions. [2018-09-30 11:12:43,648 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2018-09-30 11:12:43,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 11:12:43,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:45,030 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:46,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:46,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 106 states and 107 transitions. [2018-09-30 11:12:46,434 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 107 transitions. [2018-09-30 11:12:46,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 11:12:46,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:49,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:49,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 107 states and 108 transitions. [2018-09-30 11:12:49,261 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 108 transitions. [2018-09-30 11:12:49,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 11:12:49,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:52,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:52,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 108 states and 109 transitions. [2018-09-30 11:12:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 109 transitions. [2018-09-30 11:12:52,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-30 11:12:52,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:53,376 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:55,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 109 states and 110 transitions. [2018-09-30 11:12:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 110 transitions. [2018-09-30 11:12:55,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 11:12:55,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:56,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:57,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:57,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 110 states and 111 transitions. [2018-09-30 11:12:57,929 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-09-30 11:12:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-09-30 11:12:57,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:59,389 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:01,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:01,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 111 states and 112 transitions. [2018-09-30 11:13:01,147 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 112 transitions. [2018-09-30 11:13:01,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 11:13:01,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:04,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:04,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 112 states and 113 transitions. [2018-09-30 11:13:04,181 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-09-30 11:13:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 11:13:04,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:05,736 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:07,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 113 states and 114 transitions. [2018-09-30 11:13:07,249 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2018-09-30 11:13:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 11:13:07,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:10,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:10,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 114 states and 115 transitions. [2018-09-30 11:13:10,599 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 115 transitions. [2018-09-30 11:13:10,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-09-30 11:13:10,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:12,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:13,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 115 states and 116 transitions. [2018-09-30 11:13:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 116 transitions. [2018-09-30 11:13:13,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 11:13:13,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:15,662 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:17,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 116 states and 117 transitions. [2018-09-30 11:13:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 117 transitions. [2018-09-30 11:13:17,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-09-30 11:13:17,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:18,934 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:20,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:20,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 117 states and 118 transitions. [2018-09-30 11:13:20,705 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 118 transitions. [2018-09-30 11:13:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 11:13:20,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:22,469 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:24,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:24,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 118 states and 119 transitions. [2018-09-30 11:13:24,079 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 119 transitions. [2018-09-30 11:13:24,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-09-30 11:13:24,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:25,955 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:27,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 119 states and 120 transitions. [2018-09-30 11:13:27,648 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 120 transitions. [2018-09-30 11:13:27,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 11:13:27,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:29,325 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:31,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:31,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 120 states and 121 transitions. [2018-09-30 11:13:31,177 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 121 transitions. [2018-09-30 11:13:31,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-30 11:13:31,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:32,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:32,995 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:34,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:34,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 121 states and 122 transitions. [2018-09-30 11:13:34,612 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2018-09-30 11:13:34,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 11:13:34,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:36,477 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:38,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:38,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 122 states and 123 transitions. [2018-09-30 11:13:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-09-30 11:13:38,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-30 11:13:38,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:39,807 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:41,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:41,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 123 states and 124 transitions. [2018-09-30 11:13:41,681 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 124 transitions. [2018-09-30 11:13:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-30 11:13:41,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:43,508 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:45,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 124 states and 125 transitions. [2018-09-30 11:13:45,175 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 125 transitions. [2018-09-30 11:13:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-30 11:13:45,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:48,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 125 states and 126 transitions. [2018-09-30 11:13:48,950 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 126 transitions. [2018-09-30 11:13:48,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 11:13:48,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:51,241 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:52,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 126 states and 127 transitions. [2018-09-30 11:13:52,951 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 127 transitions. [2018-09-30 11:13:52,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-30 11:13:52,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:54,827 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 127 states and 128 transitions. [2018-09-30 11:13:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 128 transitions. [2018-09-30 11:13:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-30 11:13:56,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:58,812 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:00,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 128 states and 129 transitions. [2018-09-30 11:14:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2018-09-30 11:14:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-09-30 11:14:00,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:04,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:04,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 129 states and 130 transitions. [2018-09-30 11:14:04,499 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2018-09-30 11:14:04,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 11:14:04,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:06,889 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 130 states and 131 transitions. [2018-09-30 11:14:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-09-30 11:14:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-09-30 11:14:08,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:10,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:13,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:13,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 131 states and 132 transitions. [2018-09-30 11:14:13,132 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 132 transitions. [2018-09-30 11:14:13,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 11:14:13,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:15,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 11:14:15,547 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 11:14:15,549 INFO L168 Benchmark]: Toolchain (without parser) took 243913.15 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: -375.8 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-30 11:14:15,550 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:14:15,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.09 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:14:15,551 INFO L168 Benchmark]: Boogie Preprocessor took 19.71 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:14:15,551 INFO L168 Benchmark]: RCFGBuilder took 305.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:14:15,551 INFO L168 Benchmark]: CodeCheck took 243539.98 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -396.9 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-30 11:14:15,554 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 764 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.09 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.71 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 305.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 243539.98 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -396.9 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_k.i_3.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-14-15-563.csv Completed graceful shutdown