java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/functions1.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:54:22,329 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:54:22,331 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:54:22,349 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:54:22,350 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:54:22,351 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:54:22,352 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:54:22,354 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:54:22,356 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:54:22,357 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:54:22,358 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:54:22,358 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:54:22,359 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:54:22,360 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:54:22,361 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:54:22,362 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:54:22,363 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:54:22,365 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:54:22,367 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:54:22,371 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:54:22,375 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:54:22,376 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:54:22,380 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:54:22,380 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:54:22,380 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:54:22,383 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:54:22,384 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:54:22,386 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:54:22,387 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:54:22,390 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:54:22,391 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:54:22,392 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:54:22,392 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:54:22,392 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:54:22,393 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:54:22,398 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:54:22,399 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 11:54:22,427 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:54:22,427 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:54:22,428 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:54:22,428 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:54:22,429 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:54:22,429 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:54:22,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:54:22,430 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:54:22,430 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:54:22,430 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:54:22,430 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:54:22,430 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:54:22,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:54:22,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:54:22,431 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:54:22,431 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:54:22,431 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:54:22,432 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:54:22,432 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:54:22,432 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 11:54:22,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:54:22,432 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:54:22,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:54:22,433 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:54:22,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:54:22,433 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:54:22,433 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:54:22,433 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:54:22,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:54:22,434 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:54:22,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:54:22,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:54:22,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:54:22,499 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:54:22,499 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:54:22,500 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/functions1.i_3.bpl [2018-09-30 11:54:22,501 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/functions1.i_3.bpl' [2018-09-30 11:54:22,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:54:22,559 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:54:22,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:54:22,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:54:22,560 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:54:22,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:22,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:22,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:54:22,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:54:22,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:54:22,600 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:54:22,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:22,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:22,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:22,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:22,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:22,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:22,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:22,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:54:22,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:54:22,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:54:22,621 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:54:22,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:54:22" (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 11:54:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:54:22,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:54:22,977 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:54:22,978 INFO L202 PluginConnector]: Adding new model functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:54:22 BoogieIcfgContainer [2018-09-30 11:54:22,978 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:54:22,979 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:54:22,979 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:54:22,990 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:54:22,991 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "functions1.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:54:22" (1/1) ... [2018-09-30 11:54:23,005 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 11:54:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:23,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 11:54:23,049 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 11:54:23,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:54:23,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:23,223 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 11:54:23,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-30 11:54:23,578 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-30 11:54:23,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:54:23,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:23,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:24,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:24,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-09-30 11:54:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-09-30 11:54:24,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:54:24,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:24,449 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 11:54:24,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:24,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2018-09-30 11:54:24,859 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2018-09-30 11:54:24,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:54:24,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:24,968 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:25,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:25,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2018-09-30 11:54:25,680 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-09-30 11:54:25,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:54:25,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:25,849 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:26,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:26,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2018-09-30 11:54:26,061 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-09-30 11:54:26,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:54:26,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:26,287 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:27,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2018-09-30 11:54:27,175 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2018-09-30 11:54:27,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:54:27,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:28,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:28,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2018-09-30 11:54:28,039 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2018-09-30 11:54:28,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:54:28,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:28,194 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:28,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:28,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2018-09-30 11:54:28,641 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-09-30 11:54:28,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:54:28,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:29,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2018-09-30 11:54:29,095 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2018-09-30 11:54:29,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:54:29,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:29,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:29,242 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:29,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:29,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2018-09-30 11:54:29,811 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2018-09-30 11:54:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:54:29,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:29,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:31,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:31,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2018-09-30 11:54:31,018 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2018-09-30 11:54:31,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:54:31,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:31,425 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:31,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:31,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 29 transitions. [2018-09-30 11:54:31,876 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 29 transitions. [2018-09-30 11:54:31,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:54:31,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:32,129 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:32,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:32,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2018-09-30 11:54:32,606 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2018-09-30 11:54:32,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:54:32,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:32,800 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:33,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:33,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2018-09-30 11:54:33,228 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2018-09-30 11:54:33,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:54:33,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:33,533 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:34,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2018-09-30 11:54:34,091 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2018-09-30 11:54:34,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:54:34,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:35,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2018-09-30 11:54:35,524 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2018-09-30 11:54:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:54:35,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:36,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2018-09-30 11:54:36,986 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2018-09-30 11:54:36,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:54:36,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:37,568 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:38,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2018-09-30 11:54:38,060 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2018-09-30 11:54:38,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:54:38,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:38,543 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:39,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 43 transitions. [2018-09-30 11:54:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2018-09-30 11:54:39,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:54:39,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:40,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:40,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 45 transitions. [2018-09-30 11:54:40,411 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2018-09-30 11:54:40,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:54:40,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:41,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:41,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2018-09-30 11:54:41,493 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2018-09-30 11:54:41,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:54:41,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:42,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:42,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2018-09-30 11:54:42,322 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2018-09-30 11:54:42,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:54:42,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:43,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:43,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2018-09-30 11:54:43,755 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2018-09-30 11:54:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:54:43,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:43,899 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:44,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:44,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2018-09-30 11:54:44,602 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2018-09-30 11:54:44,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:54:44,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:44,932 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:45,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:45,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 55 transitions. [2018-09-30 11:54:45,792 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 55 transitions. [2018-09-30 11:54:45,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:54:45,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:46,075 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:46,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:46,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 57 transitions. [2018-09-30 11:54:46,960 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 57 transitions. [2018-09-30 11:54:46,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:54:46,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:47,166 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:47,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:47,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 59 transitions. [2018-09-30 11:54:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 59 transitions. [2018-09-30 11:54:47,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:54:47,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:48,880 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:49,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2018-09-30 11:54:49,786 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2018-09-30 11:54:49,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:54:49,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:51,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:51,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2018-09-30 11:54:51,392 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2018-09-30 11:54:51,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:54:51,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:52,275 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:53,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:53,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2018-09-30 11:54:53,690 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2018-09-30 11:54:53,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:54:53,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:54,938 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:55,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:55,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2018-09-30 11:54:55,890 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2018-09-30 11:54:55,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 11:54:55,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:56,199 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:57,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:57,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2018-09-30 11:54:57,234 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2018-09-30 11:54:57,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 11:54:57,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:54:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:54:58,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2018-09-30 11:54:58,628 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2018-09-30 11:54:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:54:58,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:54:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:54:58,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:00,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2018-09-30 11:55:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2018-09-30 11:55:00,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 11:55:00,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:01,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:02,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:02,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 75 transitions. [2018-09-30 11:55:02,929 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2018-09-30 11:55:02,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:55:02,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:03,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:04,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:04,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 77 transitions. [2018-09-30 11:55:04,753 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2018-09-30 11:55:04,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 11:55:04,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:05,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:06,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2018-09-30 11:55:06,539 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2018-09-30 11:55:06,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 11:55:06,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:08,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:08,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 81 transitions. [2018-09-30 11:55:08,393 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2018-09-30 11:55:08,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:55:08,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:08,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:10,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:10,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 83 transitions. [2018-09-30 11:55:10,329 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 83 transitions. [2018-09-30 11:55:10,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 11:55:10,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:12,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 85 transitions. [2018-09-30 11:55:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 85 transitions. [2018-09-30 11:55:12,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:55:12,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:12,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:12,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:14,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:14,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 87 transitions. [2018-09-30 11:55:14,384 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 87 transitions. [2018-09-30 11:55:14,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 11:55:14,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:14,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:16,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 89 transitions. [2018-09-30 11:55:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 89 transitions. [2018-09-30 11:55:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 11:55:16,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:17,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:18,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 91 transitions. [2018-09-30 11:55:18,814 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 91 transitions. [2018-09-30 11:55:18,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:55:18,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:19,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:21,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:21,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 93 transitions. [2018-09-30 11:55:21,582 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 93 transitions. [2018-09-30 11:55:21,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 11:55:21,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:22,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:24,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:24,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 95 transitions. [2018-09-30 11:55:24,806 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 95 transitions. [2018-09-30 11:55:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:55:24,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:27,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:27,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2018-09-30 11:55:27,477 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2018-09-30 11:55:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 11:55:27,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:27,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:29,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 99 transitions. [2018-09-30 11:55:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 99 transitions. [2018-09-30 11:55:29,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 11:55:29,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:30,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:35,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:35,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 101 transitions. [2018-09-30 11:55:35,636 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 101 transitions. [2018-09-30 11:55:35,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:55:35,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:35,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:38,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:38,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2018-09-30 11:55:38,353 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2018-09-30 11:55:38,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 11:55:38,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:38,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:41,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:41,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2018-09-30 11:55:41,274 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2018-09-30 11:55:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 11:55:41,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:41,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:44,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:44,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 107 transitions. [2018-09-30 11:55:44,327 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 107 transitions. [2018-09-30 11:55:44,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-30 11:55:44,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:44,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:47,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 109 transitions. [2018-09-30 11:55:47,601 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 109 transitions. [2018-09-30 11:55:47,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 11:55:47,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:47,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:50,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:50,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 111 transitions. [2018-09-30 11:55:50,708 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 111 transitions. [2018-09-30 11:55:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 11:55:50,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:54,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:54,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 113 transitions. [2018-09-30 11:55:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 113 transitions. [2018-09-30 11:55:54,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-30 11:55:54,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:55:57,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:55:57,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 115 transitions. [2018-09-30 11:55:57,777 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 115 transitions. [2018-09-30 11:55:57,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-30 11:55:57,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:55:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:55:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:01,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:01,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 117 transitions. [2018-09-30 11:56:01,325 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 117 transitions. [2018-09-30 11:56:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-30 11:56:01,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:05,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 119 transitions. [2018-09-30 11:56:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 119 transitions. [2018-09-30 11:56:05,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-30 11:56:05,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:05,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:09,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:09,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 121 transitions. [2018-09-30 11:56:09,020 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 121 transitions. [2018-09-30 11:56:09,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-30 11:56:09,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:09,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:12,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:12,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 123 transitions. [2018-09-30 11:56:12,923 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 123 transitions. [2018-09-30 11:56:12,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-30 11:56:12,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:13,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:17,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:17,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 125 transitions. [2018-09-30 11:56:17,231 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 125 transitions. [2018-09-30 11:56:17,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-30 11:56:17,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:21,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:21,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 127 transitions. [2018-09-30 11:56:21,488 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 127 transitions. [2018-09-30 11:56:21,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-30 11:56:21,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:21,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:25,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:25,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 129 transitions. [2018-09-30 11:56:25,885 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 129 transitions. [2018-09-30 11:56:25,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-30 11:56:25,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:26,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:30,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:30,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 131 transitions. [2018-09-30 11:56:30,512 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 131 transitions. [2018-09-30 11:56:30,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-30 11:56:30,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:30,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:35,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 133 transitions. [2018-09-30 11:56:35,201 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 133 transitions. [2018-09-30 11:56:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-30 11:56:35,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:40,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:40,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 135 transitions. [2018-09-30 11:56:40,021 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 135 transitions. [2018-09-30 11:56:40,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-09-30 11:56:40,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:45,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:45,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 137 transitions. [2018-09-30 11:56:45,045 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 137 transitions. [2018-09-30 11:56:45,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-30 11:56:45,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:45,421 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:50,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:50,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 139 transitions. [2018-09-30 11:56:50,243 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 139 transitions. [2018-09-30 11:56:50,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-30 11:56:50,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:50,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:56:55,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:56:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 141 transitions. [2018-09-30 11:56:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 141 transitions. [2018-09-30 11:56:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-09-30 11:56:55,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:56:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:56:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:01,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:01,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 143 transitions. [2018-09-30 11:57:01,350 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 143 transitions. [2018-09-30 11:57:01,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-09-30 11:57:01,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:01,968 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:07,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:07,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 145 transitions. [2018-09-30 11:57:07,247 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 145 transitions. [2018-09-30 11:57:07,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-09-30 11:57:07,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:13,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 147 transitions. [2018-09-30 11:57:13,135 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 147 transitions. [2018-09-30 11:57:13,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-09-30 11:57:13,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:13,837 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:19,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:19,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 149 transitions. [2018-09-30 11:57:19,379 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 149 transitions. [2018-09-30 11:57:19,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-30 11:57:19,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:19,858 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:25,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 151 transitions. [2018-09-30 11:57:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 151 transitions. [2018-09-30 11:57:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-09-30 11:57:25,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:25,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:31,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 153 transitions. [2018-09-30 11:57:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 153 transitions. [2018-09-30 11:57:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-09-30 11:57:31,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:32,335 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:38,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:38,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 155 transitions. [2018-09-30 11:57:38,405 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 155 transitions. [2018-09-30 11:57:38,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-09-30 11:57:38,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:45,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:45,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 157 transitions. [2018-09-30 11:57:45,032 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 157 transitions. [2018-09-30 11:57:45,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-09-30 11:57:45,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:45,505 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:51,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 159 transitions. [2018-09-30 11:57:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 159 transitions. [2018-09-30 11:57:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-30 11:57:51,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:57:58,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:57:58,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 161 transitions. [2018-09-30 11:57:58,970 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 161 transitions. [2018-09-30 11:57:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-30 11:57:58,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:57:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:57:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:06,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:06,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 163 transitions. [2018-09-30 11:58:06,166 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 163 transitions. [2018-09-30 11:58:06,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-30 11:58:06,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:06,690 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:13,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:13,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 165 transitions. [2018-09-30 11:58:13,590 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 165 transitions. [2018-09-30 11:58:13,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-09-30 11:58:13,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:14,073 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:21,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:21,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 167 transitions. [2018-09-30 11:58:21,178 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 167 transitions. [2018-09-30 11:58:21,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-09-30 11:58:21,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:21,684 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:28,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 169 transitions. [2018-09-30 11:58:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 169 transitions. [2018-09-30 11:58:28,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-09-30 11:58:28,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:29,817 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:58:37,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:58:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 171 transitions. [2018-09-30 11:58:37,233 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 171 transitions. [2018-09-30 11:58:37,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-09-30 11:58:37,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:58:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:58:37,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown