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/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-00a8621 [2018-09-30 11:45:09,796 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 11:45:09,798 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 11:45:09,810 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 11:45:09,811 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 11:45:09,812 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 11:45:09,813 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 11:45:09,815 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 11:45:09,818 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 11:45:09,820 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 11:45:09,822 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-30 11:45:09,823 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-30 11:45:09,824 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-30 11:45:09,825 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-30 11:45:09,828 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-30 11:45:09,829 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-30 11:45:09,830 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-30 11:45:09,833 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-30 11:45:09,844 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-30 11:45:09,846 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-30 11:45:09,850 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-30 11:45:09,851 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-30 11:45:09,855 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-30 11:45:09,855 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-30 11:45:09,855 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-30 11:45:09,856 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-30 11:45:09,858 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-30 11:45:09,859 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-30 11:45:09,861 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-30 11:45:09,864 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-30 11:45:09,864 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-30 11:45:09,865 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-30 11:45:09,865 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-30 11:45:09,865 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-30 11:45:09,866 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-30 11:45:09,866 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-30 11:45:09,867 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-30 11:45:09,891 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 11:45:09,891 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 11:45:09,892 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 11:45:09,892 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 11:45:09,893 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 11:45:09,893 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 11:45:09,893 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 11:45:09,894 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 11:45:09,894 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 11:45:09,894 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 11:45:09,894 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 11:45:09,894 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 11:45:09,895 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 11:45:09,895 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 11:45:09,895 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 11:45:09,895 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 11:45:09,895 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 11:45:09,896 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-30 11:45:09,896 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-30 11:45:09,896 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-30 11:45:09,896 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 11:45:09,896 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 11:45:09,897 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-30 11:45:09,897 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 11:45:09,897 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 11:45:09,897 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 11:45:09,897 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-30 11:45:09,898 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 11:45:09,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 11:45:09,898 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 11:45:09,942 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 11:45:09,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 11:45:09,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 11:45:09,960 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 11:45:09,961 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 11:45:09,962 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl [2018-09-30 11:45:09,962 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl' [2018-09-30 11:45:10,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 11:45:10,014 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 11:45:10,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 11:45:10,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 11:45:10,015 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 11:45:10,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 11:45:10,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 11:45:10,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 11:45:10,059 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 11:45:10,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,071 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 11:45:10,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 11:45:10,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 11:45:10,083 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 11:45:10,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 11:45:10" (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 11:45:10,164 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-30 11:45:10,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 11:45:10,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 11:45:10,483 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 11:45:10,484 INFO L202 PluginConnector]: Adding new model count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:45:10 BoogieIcfgContainer [2018-09-30 11:45:10,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 11:45:10,485 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-30 11:45:10,485 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-30 11:45:10,507 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-30 11:45:10,508 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 11:45:10" (1/1) ... [2018-09-30 11:45:10,530 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-30 11:45:10,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:10,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-30 11:45:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-30 11:45:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 11:45:10,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:10,801 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 11:45:11,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:11,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-09-30 11:45:11,184 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-09-30 11:45:11,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 11:45:11,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:11,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:11,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2018-09-30 11:45:11,961 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2018-09-30 11:45:11,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-30 11:45:11,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:12,021 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:12,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2018-09-30 11:45:12,940 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2018-09-30 11:45:12,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-30 11:45:12,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:13,028 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:13,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:13,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2018-09-30 11:45:13,546 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2018-09-30 11:45:13,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-30 11:45:13,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:13,632 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-09-30 11:45:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-09-30 11:45:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-30 11:45:14,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:14,322 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2018-09-30 11:45:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2018-09-30 11:45:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-09-30 11:45:15,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:15,475 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:16,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-09-30 11:45:16,553 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-09-30 11:45:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-09-30 11:45:16,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:16,658 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:17,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2018-09-30 11:45:17,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2018-09-30 11:45:17,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-30 11:45:17,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:17,532 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2018-09-30 11:45:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-09-30 11:45:18,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-30 11:45:18,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:18,807 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:19,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:19,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2018-09-30 11:45:19,325 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2018-09-30 11:45:19,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-30 11:45:19,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:19,432 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:20,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:20,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2018-09-30 11:45:20,118 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2018-09-30 11:45:20,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-09-30 11:45:20,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:20,261 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:20,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2018-09-30 11:45:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2018-09-30 11:45:20,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-09-30 11:45:20,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2018-09-30 11:45:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2018-09-30 11:45:21,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-09-30 11:45:21,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:22,071 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:23,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2018-09-30 11:45:23,353 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2018-09-30 11:45:23,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-30 11:45:23,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:23,453 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:24,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:24,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-09-30 11:45:24,965 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-09-30 11:45:24,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-30 11:45:24,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:26,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:26,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2018-09-30 11:45:26,594 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2018-09-30 11:45:26,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-30 11:45:26,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:26,912 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:27,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:27,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-09-30 11:45:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-09-30 11:45:27,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-30 11:45:27,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:28,687 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:30,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:30,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2018-09-30 11:45:30,167 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2018-09-30 11:45:30,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-30 11:45:30,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:30,339 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:31,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-09-30 11:45:31,983 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-09-30 11:45:31,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-30 11:45:31,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2018-09-30 11:45:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2018-09-30 11:45:33,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-30 11:45:33,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:33,926 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:35,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:35,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-09-30 11:45:35,932 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-09-30 11:45:35,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-30 11:45:35,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:36,314 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:38,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:38,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2018-09-30 11:45:38,373 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2018-09-30 11:45:38,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-30 11:45:38,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:40,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:40,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-09-30 11:45:40,908 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-09-30 11:45:40,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-30 11:45:40,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:41,358 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2018-09-30 11:45:44,093 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2018-09-30 11:45:44,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-30 11:45:44,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:46,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:46,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2018-09-30 11:45:46,902 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2018-09-30 11:45:46,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-30 11:45:46,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:47,973 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2018-09-30 11:45:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2018-09-30 11:45:50,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-30 11:45:50,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:54,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:54,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2018-09-30 11:45:54,365 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2018-09-30 11:45:54,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-30 11:45:54,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:54,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:45:58,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:45:58,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2018-09-30 11:45:58,030 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2018-09-30 11:45:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-30 11:45:58,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:45:58,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:45:58,235 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:02,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:02,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2018-09-30 11:46:02,208 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2018-09-30 11:46:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-30 11:46:02,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:06,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:06,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2018-09-30 11:46:06,774 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2018-09-30 11:46:06,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-30 11:46:06,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:07,136 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:11,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:11,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2018-09-30 11:46:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2018-09-30 11:46:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-09-30 11:46:11,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:11,963 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:16,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:16,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2018-09-30 11:46:16,958 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2018-09-30 11:46:16,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-30 11:46:16,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:17,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:22,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:22,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2018-09-30 11:46:22,538 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2018-09-30 11:46:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-09-30 11:46:22,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:22,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:28,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 109 transitions. [2018-09-30 11:46:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2018-09-30 11:46:28,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-09-30 11:46:28,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:28,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:35,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:35,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2018-09-30 11:46:35,061 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2018-09-30 11:46:35,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-09-30 11:46:35,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:35,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:42,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:42,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2018-09-30 11:46:42,065 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2018-09-30 11:46:42,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-09-30 11:46:42,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:42,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:49,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:49,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2018-09-30 11:46:49,452 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2018-09-30 11:46:49,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-09-30 11:46:49,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:49,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:46:57,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:46:57,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2018-09-30 11:46:57,235 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2018-09-30 11:46:57,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-30 11:46:57,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:46:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:46:57,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:05,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2018-09-30 11:47:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2018-09-30 11:47:05,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-09-30 11:47:05,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:06,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:15,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2018-09-30 11:47:15,333 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2018-09-30 11:47:15,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-09-30 11:47:15,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:15,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:25,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:25,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 87 states and 130 transitions. [2018-09-30 11:47:25,207 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-09-30 11:47:25,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-09-30 11:47:25,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:25,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:25,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:35,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2018-09-30 11:47:35,459 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-09-30 11:47:35,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-09-30 11:47:35,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:35,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:46,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:46,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2018-09-30 11:47:46,226 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2018-09-30 11:47:46,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-09-30 11:47:46,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:46,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:47:57,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:47:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2018-09-30 11:47:57,752 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2018-09-30 11:47:57,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-09-30 11:47:57,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:47:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:47:58,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:11,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:11,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2018-09-30 11:48:11,180 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-09-30 11:48:11,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-09-30 11:48:11,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:13,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:26,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 97 states and 145 transitions. [2018-09-30 11:48:26,425 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 145 transitions. [2018-09-30 11:48:26,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-30 11:48:26,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:26,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:27,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:41,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:41,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2018-09-30 11:48:41,368 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2018-09-30 11:48:41,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-09-30 11:48:41,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:42,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:48:56,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:48:56,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 101 states and 151 transitions. [2018-09-30 11:48:56,750 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 151 transitions. [2018-09-30 11:48:56,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-09-30 11:48:56,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:48:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:48:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:13,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:13,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 103 states and 154 transitions. [2018-09-30 11:49:13,112 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 154 transitions. [2018-09-30 11:49:13,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-09-30 11:49:13,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:13,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:13,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 11:49:30,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-30 11:49:30,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 105 states and 157 transitions. [2018-09-30 11:49:30,314 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2018-09-30 11:49:30,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-09-30 11:49:30,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-30 11:49:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 11:49:30,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown