java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 21:59:50,671 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 21:59:50,673 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 21:59:50,685 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 21:59:50,685 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 21:59:50,686 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 21:59:50,688 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 21:59:50,692 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 21:59:50,697 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 21:59:50,698 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 21:59:50,699 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 21:59:50,699 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 21:59:50,700 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 21:59:50,701 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 21:59:50,703 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 21:59:50,703 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 21:59:50,704 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 21:59:50,706 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 21:59:50,709 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 21:59:50,710 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 21:59:50,712 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 21:59:50,713 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 21:59:50,716 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 21:59:50,716 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 21:59:50,716 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 21:59:50,717 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 21:59:50,718 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 21:59:50,719 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 21:59:50,720 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 21:59:50,721 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 21:59:50,722 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 21:59:50,723 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 21:59:50,723 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 21:59:50,723 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 21:59:50,724 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 21:59:50,725 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 21:59:50,725 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 [2018-09-23 21:59:50,758 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 21:59:50,758 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 21:59:50,759 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 21:59:50,760 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 21:59:50,760 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 21:59:50,760 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 21:59:50,761 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 21:59:50,761 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 21:59:50,761 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 21:59:50,761 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 21:59:50,764 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 21:59:50,764 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 21:59:50,764 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 21:59:50,765 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 21:59:50,765 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 21:59:50,765 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 21:59:50,765 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 21:59:50,765 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 21:59:50,766 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 21:59:50,766 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 21:59:50,766 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 21:59:50,766 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 21:59:50,768 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 21:59:50,768 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 21:59:50,768 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 21:59:50,768 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 21:59:50,769 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 21:59:50,769 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 21:59:50,769 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 21:59:50,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 21:59:50,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 21:59:50,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 21:59:50,862 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 21:59:50,862 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 21:59:50,863 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl [2018-09-23 21:59:50,864 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gr2006.c.i_4.bpl' [2018-09-23 21:59:50,924 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 21:59:50,928 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 21:59:50,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 21:59:50,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 21:59:50,929 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 21:59:50,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (1/1) ... [2018-09-23 21:59:50,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (1/1) ... [2018-09-23 21:59:50,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 21:59:50,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 21:59:50,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 21:59:50,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 21:59:50,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (1/1) ... [2018-09-23 21:59:50,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (1/1) ... [2018-09-23 21:59:50,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (1/1) ... [2018-09-23 21:59:50,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (1/1) ... [2018-09-23 21:59:50,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (1/1) ... [2018-09-23 21:59:50,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (1/1) ... [2018-09-23 21:59:50,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (1/1) ... [2018-09-23 21:59:50,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 21:59:50,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 21:59:50,988 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 21:59:50,988 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 21:59:50,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:59:50" (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 [2018-09-23 21:59:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-23 21:59:51,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-23 21:59:51,339 INFO L354 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-23 21:59:51,340 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:59:51 BoogieIcfgContainer [2018-09-23 21:59:51,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 21:59:51,341 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 21:59:51,341 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 21:59:51,353 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 21:59:51,353 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gr2006.c.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:59:51" (1/1) ... [2018-09-23 21:59:51,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 21:59:51,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:51,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-23 21:59:51,403 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-23 21:59:51,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 21:59:51,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:51,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:51,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-23 21:59:51,844 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-23 21:59:51,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:59:51,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:51,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:52,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-23 21:59:52,567 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-23 21:59:52,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:59:52,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:53,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:53,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-09-23 21:59:53,377 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-09-23 21:59:53,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-23 21:59:53,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:53,532 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:53,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-09-23 21:59:53,884 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-09-23 21:59:53,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-23 21:59:53,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:54,140 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:54,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:54,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-09-23 21:59:54,545 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-09-23 21:59:54,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-23 21:59:54,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:54,694 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:55,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:55,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-09-23 21:59:55,227 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-09-23 21:59:55,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-23 21:59:55,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:55,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-09-23 21:59:55,714 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-09-23 21:59:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-23 21:59:55,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:55,851 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:56,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-09-23 21:59:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-09-23 21:59:56,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-23 21:59:56,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:57,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:57,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-09-23 21:59:57,020 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-09-23 21:59:57,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-23 21:59:57,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:57,218 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:59:59,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:59:59,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-09-23 21:59:59,696 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-09-23 21:59:59,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-23 21:59:59,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:59:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:59:59,977 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:00,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:00,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-23 22:00:00,357 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-23 22:00:00,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-23 22:00:00,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:00,516 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:00,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-09-23 22:00:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-09-23 22:00:00,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-23 22:00:00,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:01,068 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:01,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-09-23 22:00:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-09-23 22:00:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-23 22:00:01,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:01,812 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:02,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:02,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-09-23 22:00:02,336 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-09-23 22:00:02,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-23 22:00:02,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:02,593 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:03,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-09-23 22:00:03,290 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-09-23 22:00:03,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-23 22:00:03,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:04,547 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:05,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-09-23 22:00:05,302 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-09-23 22:00:05,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-23 22:00:05,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:05,781 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:06,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:06,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-09-23 22:00:06,476 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-09-23 22:00:06,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-23 22:00:06,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:06,716 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:07,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:07,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-09-23 22:00:07,244 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-09-23 22:00:07,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-23 22:00:07,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:07,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:08,052 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:08,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-09-23 22:00:08,687 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-09-23 22:00:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-23 22:00:08,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:08,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:08,934 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:09,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:09,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-09-23 22:00:09,898 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-09-23 22:00:09,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-23 22:00:09,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:09,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:10,138 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-09-23 22:00:10,854 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-09-23 22:00:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-23 22:00:10,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:11,112 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:11,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-09-23 22:00:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-09-23 22:00:11,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-23 22:00:11,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:12,125 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:12,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:12,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-09-23 22:00:12,831 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-09-23 22:00:12,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-23 22:00:12,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:14,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:14,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-09-23 22:00:14,481 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-09-23 22:00:14,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-23 22:00:14,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:14,849 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:15,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-09-23 22:00:15,605 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-09-23 22:00:15,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-23 22:00:15,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:16,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:16,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-09-23 22:00:16,676 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-09-23 22:00:16,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-23 22:00:16,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-09-23 22:00:17,978 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-09-23 22:00:17,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-23 22:00:17,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:20,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-09-23 22:00:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-09-23 22:00:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-23 22:00:20,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:20,592 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:21,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:21,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-09-23 22:00:21,615 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-09-23 22:00:21,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-23 22:00:21,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:21,952 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:22,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:22,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-09-23 22:00:22,798 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-09-23 22:00:22,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-23 22:00:22,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:23,091 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-09-23 22:00:23,992 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-09-23 22:00:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-23 22:00:23,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:25,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-09-23 22:00:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-09-23 22:00:25,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-23 22:00:25,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:25,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:27,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:27,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-09-23 22:00:27,205 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-09-23 22:00:27,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-23 22:00:27,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:28,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:28,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-09-23 22:00:28,565 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-09-23 22:00:28,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-23 22:00:28,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:28,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:30,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-09-23 22:00:30,241 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-09-23 22:00:30,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-23 22:00:30,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:30,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:31,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:31,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-09-23 22:00:31,870 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-09-23 22:00:31,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-23 22:00:31,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:32,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:33,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:33,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-09-23 22:00:33,314 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-09-23 22:00:33,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-23 22:00:33,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:34,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:34,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-09-23 22:00:34,798 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-09-23 22:00:34,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-23 22:00:34,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:35,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:36,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-09-23 22:00:36,707 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-09-23 22:00:36,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-23 22:00:36,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:38,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:38,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-09-23 22:00:38,432 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-09-23 22:00:38,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-23 22:00:38,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:38,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:40,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-09-23 22:00:40,422 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-09-23 22:00:40,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-23 22:00:40,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:40,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:42,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:42,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-09-23 22:00:42,186 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-09-23 22:00:42,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-23 22:00:42,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:42,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:42,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:43,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:43,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-09-23 22:00:43,845 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-09-23 22:00:43,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-23 22:00:43,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:44,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:45,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:45,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-09-23 22:00:45,883 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-09-23 22:00:45,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-23 22:00:45,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:46,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:48,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-09-23 22:00:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-09-23 22:00:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-23 22:00:48,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:53,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:53,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-09-23 22:00:53,895 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-09-23 22:00:53,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-23 22:00:53,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:54,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:56,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-09-23 22:00:56,550 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-09-23 22:00:56,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-23 22:00:56,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:57,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:00:58,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:00:58,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-09-23 22:00:58,595 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-09-23 22:00:58,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-23 22:00:58,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:00:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:00:59,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:01:00,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:01:00,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-09-23 22:01:00,496 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-09-23 22:01:00,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-23 22:01:00,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:01:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:01:01,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:01:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:01:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-09-23 22:01:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-09-23 22:01:02,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-23 22:01:02,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:01:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:01:03,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:01:07,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:01:07,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 160 transitions. [2018-09-23 22:01:07,139 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-09-23 22:01:07,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-09-23 22:01:07,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:01:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:01:17,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:01:28,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:01:28,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-09-23 22:01:28,600 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-09-23 22:01:28,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-23 22:01:28,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:01:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:01:39,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:01,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:01,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 201 transitions. [2018-09-23 22:02:01,724 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2018-09-23 22:02:01,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-23 22:02:01,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:03,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:06,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 149 states and 203 transitions. [2018-09-23 22:02:06,846 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2018-09-23 22:02:06,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-09-23 22:02:06,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:11,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:11,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2018-09-23 22:02:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2018-09-23 22:02:11,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-23 22:02:11,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:13,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:17,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2018-09-23 22:02:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2018-09-23 22:02:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-23 22:02:17,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:22,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:22,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 155 states and 209 transitions. [2018-09-23 22:02:22,184 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2018-09-23 22:02:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-09-23 22:02:22,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:28,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:28,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2018-09-23 22:02:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2018-09-23 22:02:28,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-09-23 22:02:28,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:29,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:33,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:33,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-09-23 22:02:33,861 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-09-23 22:02:33,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-09-23 22:02:33,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:35,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:40,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:40,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2018-09-23 22:02:40,004 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2018-09-23 22:02:40,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-23 22:02:40,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:42,458 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 10 [2018-09-23 22:02:46,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:46,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2018-09-23 22:02:46,528 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2018-09-23 22:02:46,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-09-23 22:02:46,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:48,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:02:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:02:53,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2018-09-23 22:02:53,487 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2018-09-23 22:02:53,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-23 22:02:53,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:02:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:02:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:03:00,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:03:00,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2018-09-23 22:03:00,644 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2018-09-23 22:03:00,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-23 22:03:00,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:03:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:03:02,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 22:03:07,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 22:03:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2018-09-23 22:03:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2018-09-23 22:03:07,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-23 22:03:07,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 22:03:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 22:03:50,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-23 22:03:53,861 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-23 22:03:53,863 INFO L168 Benchmark]: Toolchain (without parser) took 242938.43 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -238.9 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-09-23 22:03:53,865 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:03:53,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.40 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:03:53,866 INFO L168 Benchmark]: Boogie Preprocessor took 17.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-23 22:03:53,866 INFO L168 Benchmark]: RCFGBuilder took 352.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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. [2018-09-23 22:03:53,867 INFO L168 Benchmark]: CodeCheck took 242521.72 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -260.0 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-23 22:03:53,871 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 1071 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.40 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 17.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 352.59 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 242521.72 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -260.0 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/gr2006.c.i_4.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_22-03-53-883.csv Completed graceful shutdown