java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2eb0a67 [2018-10-03 09:33:42,658 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-03 09:33:42,660 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-03 09:33:42,672 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-03 09:33:42,672 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-03 09:33:42,673 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-03 09:33:42,675 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-03 09:33:42,677 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-03 09:33:42,678 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-03 09:33:42,679 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-03 09:33:42,680 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-03 09:33:42,680 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-03 09:33:42,681 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-03 09:33:42,682 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-03 09:33:42,684 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-03 09:33:42,685 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-03 09:33:42,685 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-03 09:33:42,687 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-03 09:33:42,690 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-03 09:33:42,691 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-03 09:33:42,692 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-03 09:33:42,694 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-03 09:33:42,696 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-03 09:33:42,697 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-03 09:33:42,697 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-03 09:33:42,698 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-03 09:33:42,699 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-03 09:33:42,700 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-03 09:33:42,700 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-03 09:33:42,702 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-03 09:33:42,702 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-03 09:33:42,703 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-03 09:33:42,703 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-03 09:33:42,703 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-03 09:33:42,704 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-03 09:33:42,705 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-03 09:33:42,705 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 [2018-10-03 09:33:42,735 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-03 09:33:42,735 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-03 09:33:42,736 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-03 09:33:42,736 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-03 09:33:42,737 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-03 09:33:42,737 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-03 09:33:42,737 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-03 09:33:42,737 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-03 09:33:42,738 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-03 09:33:42,738 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-03 09:33:42,738 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-03 09:33:42,738 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-03 09:33:42,738 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-03 09:33:42,739 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-03 09:33:42,739 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-03 09:33:42,739 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-03 09:33:42,739 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-03 09:33:42,739 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-03 09:33:42,739 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-03 09:33:42,740 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-03 09:33:42,740 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-03 09:33:42,740 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 09:33:42,740 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-03 09:33:42,741 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-03 09:33:42,741 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-03 09:33:42,741 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-03 09:33:42,741 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-03 09:33:42,741 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-03 09:33:42,741 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-03 09:33:42,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-03 09:33:42,805 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-03 09:33:42,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-03 09:33:42,814 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-03 09:33:42,814 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-03 09:33:42,815 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl [2018-10-03 09:33:42,816 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl' [2018-10-03 09:33:42,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-03 09:33:42,868 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-03 09:33:42,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-03 09:33:42,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-03 09:33:42,869 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-03 09:33:42,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... [2018-10-03 09:33:42,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... [2018-10-03 09:33:42,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-03 09:33:42,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-03 09:33:42,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-03 09:33:42,909 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-03 09:33:42,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... [2018-10-03 09:33:42,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... [2018-10-03 09:33:42,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... [2018-10-03 09:33:42,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... [2018-10-03 09:33:42,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... [2018-10-03 09:33:42,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... [2018-10-03 09:33:42,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... [2018-10-03 09:33:42,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-03 09:33:42,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-03 09:33:42,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-03 09:33:42,929 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-03 09:33:42,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 09:33:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-03 09:33:43,002 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-03 09:33:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-03 09:33:43,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-03 09:33:43,197 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-03 09:33:43,198 INFO L202 PluginConnector]: Adding new model gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:33:43 BoogieIcfgContainer [2018-10-03 09:33:43,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-03 09:33:43,199 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-03 09:33:43,199 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-03 09:33:43,210 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-03 09:33:43,211 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gr2006.c.i_4.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 09:33:43" (1/1) ... [2018-10-03 09:33:43,223 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-03 09:33:43,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:43,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-03 09:33:43,259 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-03 09:33:43,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-03 09:33:43,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:43,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:43,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-03 09:33:43,701 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-03 09:33:43,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-03 09:33:43,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:44,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:44,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-10-03 09:33:44,512 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-10-03 09:33:44,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-03 09:33:44,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:44,682 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:45,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:45,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-10-03 09:33:45,349 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-10-03 09:33:45,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-03 09:33:45,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:45,468 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:45,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-10-03 09:33:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-10-03 09:33:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-03 09:33:45,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:45,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:46,108 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:46,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:46,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-10-03 09:33:46,442 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-10-03 09:33:46,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-03 09:33:46,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:46,573 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:47,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-10-03 09:33:47,058 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-10-03 09:33:47,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-03 09:33:47,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:47,198 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-10-03 09:33:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-10-03 09:33:47,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-03 09:33:47,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:47,693 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-10-03 09:33:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-10-03 09:33:48,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-03 09:33:48,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:48,400 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:48,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:48,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-10-03 09:33:48,779 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-10-03 09:33:48,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-03 09:33:48,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:48,997 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:51,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:51,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-10-03 09:33:51,442 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-10-03 09:33:51,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-03 09:33:51,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:51,914 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:52,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-10-03 09:33:52,355 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-10-03 09:33:52,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-03 09:33:52,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:52,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:52,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-10-03 09:33:52,896 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-10-03 09:33:52,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-03 09:33:52,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:53,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:53,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-10-03 09:33:53,579 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-10-03 09:33:53,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-03 09:33:53,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:53,738 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:54,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:54,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-10-03 09:33:54,361 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-10-03 09:33:54,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-03 09:33:54,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:54,579 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-10-03 09:33:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-10-03 09:33:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-03 09:33:55,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:55,536 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:56,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:56,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-10-03 09:33:56,530 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-10-03 09:33:56,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-03 09:33:56,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:57,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-10-03 09:33:57,483 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-10-03 09:33:57,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-03 09:33:57,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:58,474 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:59,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:59,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-10-03 09:33:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-10-03 09:33:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-03 09:33:59,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:33:59,269 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:33:59,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:33:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-10-03 09:33:59,950 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-10-03 09:33:59,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-03 09:33:59,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:33:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:00,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-10-03 09:34:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-10-03 09:34:00,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-03 09:34:00,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:01,405 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:02,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:02,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-10-03 09:34:02,116 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-10-03 09:34:02,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-03 09:34:02,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:03,086 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:03,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:03,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-10-03 09:34:03,847 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-10-03 09:34:03,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-03 09:34:03,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:04,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:04,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-10-03 09:34:04,842 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-10-03 09:34:04,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-03 09:34:04,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:06,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:06,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-10-03 09:34:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-10-03 09:34:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-03 09:34:06,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:06,608 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:07,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:07,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-10-03 09:34:07,304 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-10-03 09:34:07,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-03 09:34:07,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:07,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:07,568 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-10-03 09:34:08,347 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-10-03 09:34:08,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-03 09:34:08,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:09,937 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:10,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:10,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-10-03 09:34:10,722 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-10-03 09:34:10,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-03 09:34:10,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:10,981 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:12,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:12,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-10-03 09:34:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-10-03 09:34:12,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-03 09:34:12,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:12,608 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:13,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-10-03 09:34:13,677 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-10-03 09:34:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-03 09:34:13,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:13,966 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:14,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-10-03 09:34:14,857 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-10-03 09:34:14,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-03 09:34:14,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-10-03 09:34:16,925 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-10-03 09:34:16,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-03 09:34:16,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:16,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:17,299 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:18,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-10-03 09:34:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-10-03 09:34:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-03 09:34:18,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:19,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:19,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-10-03 09:34:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-10-03 09:34:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-03 09:34:19,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:19,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:21,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:21,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-10-03 09:34:21,006 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-10-03 09:34:21,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-03 09:34:21,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:21,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:22,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:22,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-10-03 09:34:22,943 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-10-03 09:34:22,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-03 09:34:22,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:25,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:25,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-10-03 09:34:25,075 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-10-03 09:34:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-03 09:34:25,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:26,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:26,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-10-03 09:34:26,858 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-10-03 09:34:26,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-03 09:34:26,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:27,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:28,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:28,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-10-03 09:34:28,360 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-10-03 09:34:28,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-03 09:34:28,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:28,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:30,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:30,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-10-03 09:34:30,084 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-10-03 09:34:30,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-03 09:34:30,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:30,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:32,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:32,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-10-03 09:34:32,418 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-10-03 09:34:32,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-03 09:34:32,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:32,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:34,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-10-03 09:34:34,058 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-10-03 09:34:34,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-03 09:34:34,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:34,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:36,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:36,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-10-03 09:34:36,053 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-10-03 09:34:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-03 09:34:36,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:38,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-10-03 09:34:38,488 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-10-03 09:34:38,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-03 09:34:38,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:38,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:40,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-10-03 09:34:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-10-03 09:34:40,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-03 09:34:40,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:40,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:42,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:42,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-10-03 09:34:42,461 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-10-03 09:34:42,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-03 09:34:42,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:46,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:48,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-10-03 09:34:48,386 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-10-03 09:34:48,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-03 09:34:48,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:49,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:50,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-10-03 09:34:50,426 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-10-03 09:34:50,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-03 09:34:50,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:52,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:52,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-10-03 09:34:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-10-03 09:34:52,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-03 09:34:52,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:53,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:54,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:54,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-10-03 09:34:54,409 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-10-03 09:34:54,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-03 09:34:54,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:54,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:34:56,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:34:56,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-10-03 09:34:56,361 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-10-03 09:34:56,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-03 09:34:56,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:34:56,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:34:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:35:00,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:35:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 108 states and 160 transitions. [2018-10-03 09:35:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 160 transitions. [2018-10-03 09:35:00,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-03 09:35:00,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:35:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:35:11,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:35:22,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:35:22,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-10-03 09:35:22,659 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-10-03 09:35:22,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-03 09:35:22,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:35:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:35:33,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:35:55,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:35:55,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 201 transitions. [2018-10-03 09:35:55,707 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2018-10-03 09:35:55,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-03 09:35:55,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:35:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:35:57,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:00,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:00,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 149 states and 203 transitions. [2018-10-03 09:36:00,657 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 203 transitions. [2018-10-03 09:36:00,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-03 09:36:00,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:02,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:05,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:05,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2018-10-03 09:36:05,921 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2018-10-03 09:36:05,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-03 09:36:05,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:08,340 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:11,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2018-10-03 09:36:11,634 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2018-10-03 09:36:11,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-03 09:36:11,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:13,524 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:17,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 155 states and 209 transitions. [2018-10-03 09:36:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 209 transitions. [2018-10-03 09:36:17,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-03 09:36:17,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:19,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:22,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:22,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 157 states and 211 transitions. [2018-10-03 09:36:22,733 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2018-10-03 09:36:22,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-03 09:36:22,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:24,842 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:28,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:28,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 159 states and 213 transitions. [2018-10-03 09:36:28,579 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 213 transitions. [2018-10-03 09:36:28,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-03 09:36:28,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:30,719 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:34,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:34,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2018-10-03 09:36:34,794 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2018-10-03 09:36:34,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-03 09:36:34,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:37,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:37,712 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 10 [2018-10-03 09:36:41,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:41,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2018-10-03 09:36:41,695 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2018-10-03 09:36:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-03 09:36:41,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:44,226 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:49,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:49,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2018-10-03 09:36:49,066 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2018-10-03 09:36:49,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-03 09:36:49,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:51,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:36:56,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:36:56,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 167 states and 221 transitions. [2018-10-03 09:36:56,397 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 221 transitions. [2018-10-03 09:36:56,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-03 09:36:56,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:36:56,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:36:58,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-03 09:37:03,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-03 09:37:03,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 169 states and 223 transitions. [2018-10-03 09:37:03,724 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 223 transitions. [2018-10-03 09:37:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-03 09:37:03,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-03 09:37:03,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2018-10-03 09:37:44,248 ERROR L611 CodeCheckObserver]: First Tracecheck threw exception Timeout or Toolchain cancelled by user [2018-10-03 09:37:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-03 09:37:44,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-03 09:37:44,404 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-10-03 09:37:44,404 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-03 09:37:44,407 INFO L168 Benchmark]: Toolchain (without parser) took 241541.19 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 242.6 MB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-10-03 09:37:44,408 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.51 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 09:37:44,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.66 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 09:37:44,409 INFO L168 Benchmark]: Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-03 09:37:44,410 INFO L168 Benchmark]: RCFGBuilder took 269.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-03 09:37:44,410 INFO L168 Benchmark]: CodeCheck took 241207.10 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 221.4 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2018-10-03 09:37:44,414 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 TraceCheckSpWp was constructing forward predicates, while PredicateComparison was comparing new predicate (quantifier-free) to 1049 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.51 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.66 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 19.66 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 269.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 241207.10 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 221.4 MB). Peak memory consumption was 2.1 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.bplTransformedIcfg_BEv2_3.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-03_09-37-44-426.csv Completed graceful shutdown