java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c372c2b [2018-10-02 13:06:41,892 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 13:06:41,894 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 13:06:41,911 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 13:06:41,911 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 13:06:41,912 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 13:06:41,914 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 13:06:41,916 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 13:06:41,919 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 13:06:41,925 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 13:06:41,926 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 13:06:41,927 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 13:06:41,931 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 13:06:41,932 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 13:06:41,933 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 13:06:41,936 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 13:06:41,937 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 13:06:41,940 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 13:06:41,944 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 13:06:41,946 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 13:06:41,948 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 13:06:41,950 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 13:06:41,953 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-02 13:06:41,953 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-02 13:06:41,953 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-02 13:06:41,954 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-02 13:06:41,955 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-02 13:06:41,956 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-02 13:06:41,957 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-02 13:06:41,959 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-02 13:06:41,959 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-02 13:06:41,959 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-02 13:06:41,960 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 13:06:41,960 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 13:06:41,961 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 13:06:41,961 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 13:06:41,962 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-02 13:06:41,990 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 13:06:41,990 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 13:06:41,994 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 13:06:41,995 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 13:06:41,995 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 13:06:41,995 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 13:06:41,996 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 13:06:41,996 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 13:06:41,996 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 13:06:41,999 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 13:06:41,999 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 13:06:41,999 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 13:06:42,000 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 13:06:42,000 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 13:06:42,000 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 13:06:42,000 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 13:06:42,000 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 13:06:42,001 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-02 13:06:42,001 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-02 13:06:42,001 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-02 13:06:42,002 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 13:06:42,003 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 13:06:42,003 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-02 13:06:42,003 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 13:06:42,003 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 13:06:42,004 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 13:06:42,004 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-02 13:06:42,004 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 13:06:42,004 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 13:06:42,004 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 13:06:42,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 13:06:42,069 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 13:06:42,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 13:06:42,075 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-02 13:06:42,076 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-02 13:06:42,076 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl [2018-10-02 13:06:42,077 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl' [2018-10-02 13:06:42,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 13:06:42,133 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-02 13:06:42,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-02 13:06:42,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-02 13:06:42,134 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-02 13:06:42,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-02 13:06:42,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-02 13:06:42,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-02 13:06:42,173 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-02 13:06:42,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-02 13:06:42,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-02 13:06:42,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-02 13:06:42,194 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-02 13:06:42,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.10 01:06:42" (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 [2018-10-02 13:06:42,260 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-02 13:06:42,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-02 13:06:42,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-02 13:06:42,480 INFO L340 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-02 13:06:42,481 INFO L202 PluginConnector]: Adding new model jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:06:42 BoogieIcfgContainer [2018-10-02 13:06:42,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-02 13:06:42,482 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-02 13:06:42,482 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-02 13:06:42,499 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-02 13:06:42,500 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "jain_5.i_2.bplTransformedIcfg_BEv2_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 01:06:42" (1/1) ... [2018-10-02 13:06:42,515 INFO L103 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-02 13:06:42,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:42,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-10-02 13:06:42,548 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-10-02 13:06:42,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-02 13:06:42,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:42,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:43,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:43,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-02 13:06:43,228 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-02 13:06:43,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-02 13:06:43,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:44,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:44,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 9 states and 16 transitions. [2018-10-02 13:06:44,746 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 16 transitions. [2018-10-02 13:06:44,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-02 13:06:44,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:44,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:45,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:45,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 11 states and 22 transitions. [2018-10-02 13:06:45,735 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 22 transitions. [2018-10-02 13:06:45,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-02 13:06:45,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:45,968 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:47,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:47,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 13 states and 29 transitions. [2018-10-02 13:06:47,558 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 29 transitions. [2018-10-02 13:06:47,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-02 13:06:47,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:47,735 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:49,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 15 states and 37 transitions. [2018-10-02 13:06:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 37 transitions. [2018-10-02 13:06:49,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-02 13:06:49,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:50,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 17 states and 46 transitions. [2018-10-02 13:06:50,712 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 46 transitions. [2018-10-02 13:06:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-02 13:06:50,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:51,034 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:52,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 19 states and 56 transitions. [2018-10-02 13:06:52,654 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 56 transitions. [2018-10-02 13:06:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-02 13:06:52,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:52,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:53,052 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:54,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:54,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 21 states and 67 transitions. [2018-10-02 13:06:54,706 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 67 transitions. [2018-10-02 13:06:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-02 13:06:54,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:06:57,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:06:57,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 23 states and 78 transitions. [2018-10-02 13:06:57,278 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 78 transitions. [2018-10-02 13:06:57,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-02 13:06:57,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:06:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:06:57,796 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:07:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:07:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 25 states and 90 transitions. [2018-10-02 13:07:00,641 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 90 transitions. [2018-10-02 13:07:00,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-02 13:07:00,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:07:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:07:02,154 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:07:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:07:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 27 states and 103 transitions. [2018-10-02 13:07:06,079 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 103 transitions. [2018-10-02 13:07:06,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-02 13:07:06,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:07:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:07:06,858 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:07:10,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:07:10,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 29 states and 116 transitions. [2018-10-02 13:07:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 116 transitions. [2018-10-02 13:07:10,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-02 13:07:10,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:07:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:07:11,743 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:07:16,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:07:16,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 31 states and 130 transitions. [2018-10-02 13:07:16,071 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 130 transitions. [2018-10-02 13:07:16,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-02 13:07:16,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:07:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:07:17,215 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:07:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:07:22,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 33 states and 144 transitions. [2018-10-02 13:07:22,590 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 144 transitions. [2018-10-02 13:07:22,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-02 13:07:22,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:07:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:07:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:07:29,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:07:29,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 35 states and 159 transitions. [2018-10-02 13:07:29,810 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 159 transitions. [2018-10-02 13:07:29,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-02 13:07:29,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:07:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:07:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:07:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:07:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 37 states and 175 transitions. [2018-10-02 13:07:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 175 transitions. [2018-10-02 13:07:37,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-02 13:07:37,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:07:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:07:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:07:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:07:46,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 39 states and 191 transitions. [2018-10-02 13:07:46,575 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 191 transitions. [2018-10-02 13:07:46,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-02 13:07:46,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:07:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:07:48,946 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:07:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:07:57,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 41 states and 208 transitions. [2018-10-02 13:07:57,317 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 208 transitions. [2018-10-02 13:07:57,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-02 13:07:57,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:07:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:07:59,149 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:08:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:08:08,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 43 states and 225 transitions. [2018-10-02 13:08:08,524 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 225 transitions. [2018-10-02 13:08:08,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-02 13:08:08,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:08:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:08:10,551 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:08:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:08:21,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 45 states and 242 transitions. [2018-10-02 13:08:21,243 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 242 transitions. [2018-10-02 13:08:21,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-02 13:08:21,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:08:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:08:23,545 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:08:36,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:08:36,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 47 states and 260 transitions. [2018-10-02 13:08:36,098 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 260 transitions. [2018-10-02 13:08:36,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-02 13:08:36,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:08:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:08:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:08:52,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:08:52,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 49 states and 278 transitions. [2018-10-02 13:08:52,984 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 278 transitions. [2018-10-02 13:08:52,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-02 13:08:52,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:08:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:08:56,344 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:09:12,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:09:12,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 51 states and 298 transitions. [2018-10-02 13:09:12,714 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 298 transitions. [2018-10-02 13:09:12,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-02 13:09:12,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:09:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:09:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:09:35,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:09:35,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 53 states and 317 transitions. [2018-10-02 13:09:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 317 transitions. [2018-10-02 13:09:35,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-02 13:09:35,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:09:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:09:38,818 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 55 states and 338 transitions. [2018-10-02 13:10:00,317 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 338 transitions. [2018-10-02 13:10:00,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-02 13:10:00,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:04,223 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:26,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 57 states and 358 transitions. [2018-10-02 13:10:26,171 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 358 transitions. [2018-10-02 13:10:26,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-02 13:10:26,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:30,033 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-02 13:10:54,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-02 13:10:54,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 59 states and 378 transitions. [2018-10-02 13:10:54,633 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 378 transitions. [2018-10-02 13:10:54,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-02 13:10:54,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-02 13:10:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-02 13:10:59,222 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown