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/down.i_4.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:10:16,650 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:10:16,652 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:10:16,664 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:10:16,665 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:10:16,666 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:10:16,667 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:10:16,669 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:10:16,670 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:10:16,671 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:10:16,672 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:10:16,672 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:10:16,674 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:10:16,675 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:10:16,679 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:10:16,680 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:10:16,682 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:10:16,690 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:10:16,695 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:10:16,697 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:10:16,700 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:10:16,702 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:10:16,707 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:10:16,708 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:10:16,708 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:10:16,709 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:10:16,710 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:10:16,711 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:10:16,713 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:10:16,714 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:10:16,716 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:10:16,716 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:10:16,717 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:10:16,717 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:10:16,720 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:10:16,721 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:10:16,721 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-30 11:10:16,747 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:10:16,747 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:10:16,748 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:10:16,749 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:10:16,749 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:10:16,750 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:10:16,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:10:16,750 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:10:16,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:10:16,750 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:10:16,751 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:10:16,751 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:10:16,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:10:16,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:10:16,752 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:10:16,753 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:10:16,753 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:10:16,753 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:10:16,755 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:10:16,755 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:10:16,755 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:10:16,755 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:10:16,756 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:10:16,756 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:10:16,756 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:10:16,757 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:10:16,757 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:10:16,757 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:10:16,757 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:10:16,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:10:16,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:10:16,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:10:16,832 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:10:16,833 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:10:16,834 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl [2018-09-30 11:10:16,834 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/down.i_4.bplTransformedIcfg_BEv2_5.bpl' [2018-09-30 11:10:16,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:10:16,893 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:10:16,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:10:16,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:10:16,894 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:10:16,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... [2018-09-30 11:10:16,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... [2018-09-30 11:10:16,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:10:16,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:10:16,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:10:16,938 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:10:16,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... [2018-09-30 11:10:16,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... [2018-09-30 11:10:16,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... [2018-09-30 11:10:16,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... [2018-09-30 11:10:16,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... [2018-09-30 11:10:16,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... [2018-09-30 11:10:16,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... [2018-09-30 11:10:16,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:10:16,960 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:10:16,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:10:16,961 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:10:16,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:10:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:10:17,042 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-30 11:10:17,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:10:17,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:10:17,349 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:10:17,352 INFO L202 PluginConnector]: Adding new model down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:10:17 BoogieIcfgContainer [2018-09-30 11:10:17,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:10:17,353 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:10:17,353 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:10:17,368 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:10:17,369 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "down.i_4.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:10:17" (1/1) ... [2018-09-30 11:10:17,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 11:10:17,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:17,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-30 11:10:17,429 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-30 11:10:17,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-09-30 11:10:17,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:17,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:17,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:17,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-09-30 11:10:17,858 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-09-30 11:10:17,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:10:17,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:17,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:19,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 10 states and 17 transitions. [2018-09-30 11:10:19,186 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2018-09-30 11:10:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:10:19,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:19,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:19,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 13 states and 24 transitions. [2018-09-30 11:10:19,992 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 24 transitions. [2018-09-30 11:10:19,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-30 11:10:19,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:20,089 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:20,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:20,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2018-09-30 11:10:20,813 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2018-09-30 11:10:20,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-30 11:10:20,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:20,978 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:21,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:21,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-09-30 11:10:21,751 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-09-30 11:10:21,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:10:21,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:21,897 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:22,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:22,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2018-09-30 11:10:22,580 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2018-09-30 11:10:22,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:10:22,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:22,735 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:23,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:23,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 23 states and 47 transitions. [2018-09-30 11:10:23,683 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 47 transitions. [2018-09-30 11:10:23,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-09-30 11:10:23,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:23,937 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:25,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:25,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 25 states and 50 transitions. [2018-09-30 11:10:25,639 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 50 transitions. [2018-09-30 11:10:25,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-30 11:10:25,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:26,340 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:27,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:27,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 28 states and 60 transitions. [2018-09-30 11:10:27,814 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 60 transitions. [2018-09-30 11:10:27,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:10:27,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:27,924 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:28,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:28,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 30 states and 63 transitions. [2018-09-30 11:10:28,931 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 63 transitions. [2018-09-30 11:10:28,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:10:28,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:29,157 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:30,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:30,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 33 states and 74 transitions. [2018-09-30 11:10:30,033 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 74 transitions. [2018-09-30 11:10:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-30 11:10:30,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:30,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:30,168 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 21 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:31,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 35 states and 77 transitions. [2018-09-30 11:10:31,039 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 77 transitions. [2018-09-30 11:10:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-30 11:10:31,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:31,379 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 42 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:32,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:32,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 38 states and 89 transitions. [2018-09-30 11:10:32,434 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 89 transitions. [2018-09-30 11:10:32,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:10:32,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:33,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 40 states and 92 transitions. [2018-09-30 11:10:33,785 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 92 transitions. [2018-09-30 11:10:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:10:33,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:34,030 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 56 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:35,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:35,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 43 states and 105 transitions. [2018-09-30 11:10:35,359 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2018-09-30 11:10:35,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-09-30 11:10:35,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:35,847 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 36 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:37,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:37,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 45 states and 108 transitions. [2018-09-30 11:10:37,347 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 108 transitions. [2018-09-30 11:10:37,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-09-30 11:10:37,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:37,657 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 72 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 48 states and 122 transitions. [2018-09-30 11:10:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 122 transitions. [2018-09-30 11:10:39,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:10:39,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:39,324 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 45 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:40,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:40,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 50 states and 125 transitions. [2018-09-30 11:10:40,547 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 125 transitions. [2018-09-30 11:10:40,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:10:40,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:40,802 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 90 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:42,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:42,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 53 states and 140 transitions. [2018-09-30 11:10:42,445 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 140 transitions. [2018-09-30 11:10:42,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-30 11:10:42,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:43,669 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 55 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 55 states and 143 transitions. [2018-09-30 11:10:45,056 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 143 transitions. [2018-09-30 11:10:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-30 11:10:45,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:45,370 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 110 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:47,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 58 states and 159 transitions. [2018-09-30 11:10:47,376 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 159 transitions. [2018-09-30 11:10:47,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:10:47,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:47,604 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 66 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:49,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:49,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 60 states and 162 transitions. [2018-09-30 11:10:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 162 transitions. [2018-09-30 11:10:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:10:49,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:49,636 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 132 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:51,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 63 states and 179 transitions. [2018-09-30 11:10:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 179 transitions. [2018-09-30 11:10:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-30 11:10:51,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:52,889 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 78 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:54,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 65 states and 182 transitions. [2018-09-30 11:10:54,437 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 182 transitions. [2018-09-30 11:10:54,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-30 11:10:54,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:54,825 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 156 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:56,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:56,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 68 states and 200 transitions. [2018-09-30 11:10:56,654 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 200 transitions. [2018-09-30 11:10:56,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:10:56,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 91 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:10:58,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:10:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 70 states and 203 transitions. [2018-09-30 11:10:58,867 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 203 transitions. [2018-09-30 11:10:58,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:10:58,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:10:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:10:59,409 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 182 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:01,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 73 states and 222 transitions. [2018-09-30 11:11:01,359 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 222 transitions. [2018-09-30 11:11:01,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-30 11:11:01,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:01,845 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 105 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:04,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 75 states and 225 transitions. [2018-09-30 11:11:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 225 transitions. [2018-09-30 11:11:04,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-30 11:11:04,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:04,432 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 210 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:06,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:06,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 78 states and 245 transitions. [2018-09-30 11:11:06,481 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 245 transitions. [2018-09-30 11:11:06,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:11:06,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:06,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:06,738 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 120 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:08,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:08,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 80 states and 248 transitions. [2018-09-30 11:11:08,984 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 248 transitions. [2018-09-30 11:11:08,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:11:08,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:09,444 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 240 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:11,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:11,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 83 states and 269 transitions. [2018-09-30 11:11:11,709 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 269 transitions. [2018-09-30 11:11:11,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-30 11:11:11,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:12,535 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 136 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:14,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:14,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 85 states and 272 transitions. [2018-09-30 11:11:14,601 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 272 transitions. [2018-09-30 11:11:14,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-30 11:11:14,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 272 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:17,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 88 states and 294 transitions. [2018-09-30 11:11:17,918 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 294 transitions. [2018-09-30 11:11:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:11:17,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 153 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:21,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:21,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 90 states and 297 transitions. [2018-09-30 11:11:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 297 transitions. [2018-09-30 11:11:21,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:11:21,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:21,842 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 306 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:24,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 93 states and 320 transitions. [2018-09-30 11:11:24,590 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 320 transitions. [2018-09-30 11:11:24,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-30 11:11:24,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:24,890 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 171 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:27,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:27,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 95 states and 323 transitions. [2018-09-30 11:11:27,440 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 323 transitions. [2018-09-30 11:11:27,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-30 11:11:27,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:27,965 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 342 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:30,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:30,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 98 states and 347 transitions. [2018-09-30 11:11:30,609 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 347 transitions. [2018-09-30 11:11:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:11:30,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:30,958 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 190 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:33,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 100 states and 350 transitions. [2018-09-30 11:11:33,650 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 350 transitions. [2018-09-30 11:11:33,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:11:33,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:34,262 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 380 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:37,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:37,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 103 states and 375 transitions. [2018-09-30 11:11:37,089 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 375 transitions. [2018-09-30 11:11:37,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-30 11:11:37,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:37,472 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 210 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:40,368 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 7 [2018-09-30 11:11:44,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:44,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 105 states and 378 transitions. [2018-09-30 11:11:44,105 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 378 transitions. [2018-09-30 11:11:44,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-30 11:11:44,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:44,763 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 420 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 108 states and 404 transitions. [2018-09-30 11:11:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 404 transitions. [2018-09-30 11:11:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 11:11:47,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:48,519 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 231 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:51,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 110 states and 407 transitions. [2018-09-30 11:11:51,193 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 407 transitions. [2018-09-30 11:11:51,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 11:11:51,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:51,925 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 462 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:55,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 113 states and 434 transitions. [2018-09-30 11:11:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 434 transitions. [2018-09-30 11:11:55,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-09-30 11:11:55,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:55,749 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 253 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:11:58,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:11:58,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 115 states and 437 transitions. [2018-09-30 11:11:58,798 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 437 transitions. [2018-09-30 11:11:58,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-30 11:11:58,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:11:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:11:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 506 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:02,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:02,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 118 states and 465 transitions. [2018-09-30 11:12:02,961 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 465 transitions. [2018-09-30 11:12:02,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 11:12:02,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:03,773 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 276 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:06,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:06,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 120 states and 468 transitions. [2018-09-30 11:12:06,735 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 468 transitions. [2018-09-30 11:12:06,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:12:06,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:07,771 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 552 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:11,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:11,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 123 states and 497 transitions. [2018-09-30 11:12:11,443 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 497 transitions. [2018-09-30 11:12:11,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-09-30 11:12:11,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:11,924 INFO L134 CoverageAnalysis]: Checked inductivity of 852 backedges. 300 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:15,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:15,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 125 states and 500 transitions. [2018-09-30 11:12:15,203 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 500 transitions. [2018-09-30 11:12:15,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-09-30 11:12:15,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:16,179 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 600 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:19,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:19,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 128 states and 530 transitions. [2018-09-30 11:12:19,991 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 530 transitions. [2018-09-30 11:12:19,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 11:12:19,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 325 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:24,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:24,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 130 states and 533 transitions. [2018-09-30 11:12:24,323 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 533 transitions. [2018-09-30 11:12:24,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:12:24,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 650 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:30,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:30,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 133 states and 564 transitions. [2018-09-30 11:12:30,657 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 564 transitions. [2018-09-30 11:12:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-30 11:12:30,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:31,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 351 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 135 states and 567 transitions. [2018-09-30 11:12:34,902 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 567 transitions. [2018-09-30 11:12:34,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-30 11:12:34,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:36,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 702 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:40,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:40,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 138 states and 599 transitions. [2018-09-30 11:12:40,445 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 599 transitions. [2018-09-30 11:12:40,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:12:40,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 378 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:44,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:44,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 140 states and 602 transitions. [2018-09-30 11:12:44,780 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 602 transitions. [2018-09-30 11:12:44,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 11:12:44,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:45,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 756 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:49,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:49,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 143 states and 635 transitions. [2018-09-30 11:12:49,992 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 635 transitions. [2018-09-30 11:12:49,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-09-30 11:12:49,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:50,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 406 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 145 states and 638 transitions. [2018-09-30 11:12:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 638 transitions. [2018-09-30 11:12:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-09-30 11:12:54,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:55,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 812 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:12:59,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:12:59,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 148 states and 672 transitions. [2018-09-30 11:12:59,264 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 672 transitions. [2018-09-30 11:12:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:12:59,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:12:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:12:59,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 435 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:03,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:03,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 150 states and 675 transitions. [2018-09-30 11:13:03,625 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 675 transitions. [2018-09-30 11:13:03,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 11:13:03,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:04,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 870 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:08,074 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-09-30 11:13:08,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:08,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 153 states and 710 transitions. [2018-09-30 11:13:08,974 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 710 transitions. [2018-09-30 11:13:08,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-09-30 11:13:08,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:09,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1335 backedges. 465 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:13,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 155 states and 713 transitions. [2018-09-30 11:13:13,590 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 713 transitions. [2018-09-30 11:13:13,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-09-30 11:13:13,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:14,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 930 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:19,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:19,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 158 states and 749 transitions. [2018-09-30 11:13:19,215 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 749 transitions. [2018-09-30 11:13:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 11:13:19,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:19,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1426 backedges. 496 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:24,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 160 states and 752 transitions. [2018-09-30 11:13:24,124 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 752 transitions. [2018-09-30 11:13:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 11:13:24,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:25,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 992 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:29,459 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-30 11:13:29,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 163 states and 789 transitions. [2018-09-30 11:13:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 789 transitions. [2018-09-30 11:13:29,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-09-30 11:13:29,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:30,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 528 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:34,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 165 states and 792 transitions. [2018-09-30 11:13:34,730 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 792 transitions. [2018-09-30 11:13:34,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-09-30 11:13:34,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 1056 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:40,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 168 states and 830 transitions. [2018-09-30 11:13:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 830 transitions. [2018-09-30 11:13:40,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 11:13:40,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:41,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1617 backedges. 561 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 170 states and 833 transitions. [2018-09-30 11:13:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 833 transitions. [2018-09-30 11:13:45,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 11:13:45,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:46,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1683 backedges. 1122 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 173 states and 872 transitions. [2018-09-30 11:13:51,672 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 872 transitions. [2018-09-30 11:13:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-30 11:13:51,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:52,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 595 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:13:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:13:56,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 175 states and 875 transitions. [2018-09-30 11:13:56,760 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 875 transitions. [2018-09-30 11:13:56,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-09-30 11:13:56,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:13:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:13:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 1190 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 178 states and 915 transitions. [2018-09-30 11:14:02,892 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 915 transitions. [2018-09-30 11:14:02,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-09-30 11:14:02,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:03,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1820 backedges. 630 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:08,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 180 states and 918 transitions. [2018-09-30 11:14:08,378 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 918 transitions. [2018-09-30 11:14:08,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-09-30 11:14:08,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:09,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 1260 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:14:14,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:14:14,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 183 states and 959 transitions. [2018-09-30 11:14:14,739 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 959 transitions. [2018-09-30 11:14:14,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-09-30 11:14:14,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:14:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:14:15,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 666 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-30 11:14:18,161 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-30 11:14:18,169 INFO L168 Benchmark]: Toolchain (without parser) took 241273.47 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: -1.1 GB). Peak memory consumption was 768.7 MB. Max. memory is 7.1 GB. [2018-09-30 11:14:18,170 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:14:18,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.40 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:14:18,173 INFO L168 Benchmark]: Boogie Preprocessor took 22.40 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-30 11:14:18,173 INFO L168 Benchmark]: RCFGBuilder took 391.85 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-30 11:14:18,174 INFO L168 Benchmark]: CodeCheck took 240810.02 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 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 747.6 MB. Max. memory is 7.1 GB. [2018-09-30 11:14:18,178 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 1068 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.25 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 43.40 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 22.40 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 391.85 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 240810.02 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 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 747.6 MB. 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/down.i_4.bplTransformedIcfg_BEv2_5.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-30_11-14-18-197.csv Completed graceful shutdown